McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: General Knowledge (GK) , Union Public Service Commission (UPSC) .
| 751. |
The package technology which brought about Green Revolution comprised manily of |
| A. | man-power, mechanical cultivators and electricity |
| B. | changes in crop pattern, industrialization and chemical fertilizers |
| C. | irrigations, bio-chemical fertilizers and high- yield varieties of seeds |
| D. | electricity, irrigation and introduction of dry farming |
| Answer» C. irrigations, bio-chemical fertilizers and high- yield varieties of seeds | |
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Explanation: Using seeds with superior genetics was the scientific aspect of the Green Revolution. The Green Revolution was a technology package comprising material components of improved high yielding varieties of two staple cereals (rice and wheat), irrigation or con-trolled water supply and improved moisture utilization, fertilizers, and pesticides, and associated management skills. |
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| 752. |
Which of the following statements is correct? |
| A. | Mahadeo hills are in the west of Maikala hills. |
| B. | Mahadeo hills are the part of Karnataka Plateau. |
| C. | Mahadeo hills are in the east of Chhotahagpur Plateau |
| D. | Mahadeo hills are the part of Aravalli ranges. |
| Answer» A. Mahadeo hills are in the west of Maikala hills. | |
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Explanation: The Mahadeo Hills are a range of hills in Madhya Pradesh which form the central part of the Satpura Range. As evident from the map given below, they are situated to the west of Maikal Hills. |
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| 753. |
The increased incidence of floods in recent times in North India is due to – |
| A. | increase in the annual rainfall, |
| B. | increase in the silting of dams, |
| C. | increased deforestation in the catchment area, |
| D. | None of these |
| Answer» C. increased deforestation in the catchment area, | |
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Explanation: The frequency and severity of flooding in the Gangetic plain has steadily increased in recent years. Deforestation of the Terai appears to be one of the major causes. |
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| 754. |
Which of the following is the correct description of the term sex-ratio as used in the context of the census of population? |
| A. | Number of males per 1000 females. |
| B. | Number of females per 1000 males. |
| C. | Number of females per 100 males. |
| D. | Number of females in a sample of 1000 persons. |
| Answer» B. Number of females per 1000 males. | |
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Explanation: As per the 2011 Census, Kerala has the highest literacy rate of 93.11% in India. Among states, it is followed by Mizoram (91.58%) and Tripura (87.75%) at second and third positions respectively. |
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| 755. |
The southern Up of India is – |
| A. | Cape Comorin |
| B. | Point Calimere |
| C. | Indira Point in Nicobar Islands |
| D. | Kovalam in Trivandrum |
| Answer» C. Indira Point in Nicobar Islands | |
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Explanation: Indira Point is the name given for the southern-most tip of Republic of India. It has situated on Great Nicobar Island in the Nicobar Islands eastern Indian Ocean which is not on the mainland of India. It was formerly known by various names that including Pygmalion Point, Parsons Point, and for a brief period of time India Point. |
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| 756. |
Which one of the following pairs is correctly matched? |
| A. | Tulbul Project - Himachal Pradesh |
| B. | Srisailam Project -Tamil Nadu |
| C. | Papanasam Project - Karnataka |
| D. | Ukai Project - Gujarat |
| Answer» D. Ukai Project - Gujarat | |
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Explanation: Ukai Dam, constructed across the Tapti River, is the largest reservoir in Gujarat. It is also known as Vallabh Sagan. Constructed in 1971, the dam is meant for irrigation, power generation and flood control. Having a catchment area of about 62,255 km2 and a water spread of about 52,000 hectare, its capacity is almost same as that of the Bhakra Nangal Dam. The site is located 94 km from Surat. |
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| 757. |
Silent Valley of Kerala – |
| A. | is the only evergreen forest in India |
| B. | contains costly timber trees |
| C. | is a good picnic spot |
| D. | contains rare species of plants and animals |
| Answer» D. contains rare species of plants and animals | |
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Explanation: Silent Valley National Park, is located in the Nilgiri Hills, Palakkad District in Kerala. The park is one of the last undisturbed tracts of South Western Ghats montane rain forests and tropical moist evergreen forest in India. Plans for a hydroelectric project that threatened the parks high diversity of wildlife stimulated an environmentalist Social Movement in the 1970s called Save Silent Valley which resulted in cancellation of the project and creation of the park in 1980. |
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| 758. |
What is the major cause of 'October Heat'? |
| A. | Hot and dry weather |
| B. | Very low velocity winds |
| C. | Low pressure systems over the Indo- Gangetic plains |
| D. | High temperature associated with high humidity |
| Answer» D. High temperature associated with high humidity | |
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Explanation: The months of October- November mark a period of transition from hot rainy season to cold dry winter conditions. This period is known as Retreating Monsoon or Transition season because the southwest monsoons weaken and withdraw or retreat from India. The retreat of monsoon is marked by clear skies and rise in temperature. While days are warm nights are coot and pleasant. Owing to high temperature and high humidity, weather becomes oppressive. This phenomenon is known as 'October heat. |
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| 759. |
Why does the west coast of India receive more rainfall from southwest monsoon than the east coast? |
| A. | Unlike the east coast this coast is straight |
| B. | The Western Ghats obstruct the winds causing rainfall |
| C. | The east coast is broader than the west coast |
| D. | The Eastern Ghats extend parallel to wind direction |
| Answer» B. The Western Ghats obstruct the winds causing rainfall | |
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Explanation: The western side of the Western Ghats rise majestically to over 2500 meters above mean sea level to capture the Arabian sea branch of moisture laden southwest monsoon winds. The location of these mountain ranges is such that the South-West Monsoon that break over the southernmost tip of the peninsula during the last week of May, block the winds and they steadily rise against the mountain to condense rapidly and give copious rains on the western side. Consequently, the eastern side is typically known as the rain shadow region. |
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| 760. |
Which State in India is estimated to have the largest coal reserves in India? |
| A. | Andhra Pradesh |
| B. | Bihar (including the newly created Jharkhand) |
| C. | Madhya Pradesh (including the newly created Chhatlisgarh) |
| D. | Orissa |
| Answer» B. Bihar (including the newly created Jharkhand) | |
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Explanation: India has some of the largest reserves of coal in the world (approx. 267 billion tonnes). The energy derived from coal in India is about twice that of energy derived from oil, whereas worldwide, energy derived from coal is about 30% less than energy derived from oil. India has some of the largest coal reserves in the world (approx. Most of these are in the states of Jharkhand, Orissa, West Bengal, Bihar, Chhattisgarh, etc. Jharkhand the largest coal reserves in India. As per the Coal ministry, Jharkhand has proven reserves of 39,480,000 tonnes and indicated and inferred reserves amounting to another 37,232,000 tonnes, taking the total to 76,712,000 tonnes. It is followed by Orissa with a total of 65,227 tonnes reserves. |
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| 761. |
Which of the following States are together called as seven sister states? |
| A. | Tripura, Meghalaya, Assam, Arunachal Pradesh, Nagaland, Manipur, Mizoram |
| B. | Sikkim, West Bengal, Assam, Arunachal Pradesh, Nagaland, Manipur, Mizoram |
| C. | Sikkim, West Bengal, Meghalaya, Assam, Arunachal Pradesh, Nagaland, Tripura |
| D. | Tripura, Meghalaya, Assam, Orissa, Sikkim, Manipur, Mizoram |
| Answer» A. Tripura, Meghalaya, Assam, Arunachal Pradesh, Nagaland, Manipur, Mizoram | |
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Explanation: The Seven Sister states are the contiguous states of Arunachal Pradesh, Assam, Meghalaya, Manipur, Mizoram, Nagaland and Tripura in northeastern India. These states cover an area of 255,511 square kilometres or about seven percent of India's total area. |
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| 762. |
What is Damodar Valley Corporation? |
| A. | Statutory body |
| B. | Municipal Corporation looking after Damodar Valley |
| C. | A private enterprise located in Bihar |
| D. | A non government organisation |
| Answer» A. Statutory body | |
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Explanation: Damodar Valley Corporation (DVC), having its headquarters at Kolkata, is a statutory body created under the Damodar Valley Corporation Act, 1948. It operates several power stations in the Damodar River area of West Bengal and Jharkhand. The corporation operates both thermal power stations and hydel power stations under the Union Ministry of Power. |
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| 763. |
Which of the following statements is correct? |
| A. | Natural gas is found in Dharwar rock formation |
| B. | Mica is found in Kodarma |
| C. | Cuddapah series is famous for diamonds |
| D. | Petroleum reserves are found in Aravali hills |
| Answer» B. Mica is found in Kodarma | |
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Explanation: The British Geological Survey reported that as of 2005, Kodarma district in Jharkhand state in India had the largest deposits of mica in the world. China was the top producerof mica with almost a third of the global share, closely followed by the US, South Korea and Canada. |
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| 764. |
Tropic of Cancer passes through which of the following Indian states? |
| A. | Bihar, West Bengal, Meghalaya, Tripura and Mizoram |
| B. | Madhya Pradesh. Maharashtra, Rajasthan, West Bengal, Tripura and Mizoram |
| C. | Gujarat, Madhya Pradesh, Chhattisgarh. Jharkhand, West Bengal, Tripura and Mizoram |
| D. | Madhya Pradesh, Maharashtra, Bihar, Chhattisgarh, Jharkhand and West Bengal |
| Answer» C. Gujarat, Madhya Pradesh, Chhattisgarh. Jharkhand, West Bengal, Tripura and Mizoram | |
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Explanation: The Tropic of Cancer passes through the following eight states in India: Gujarat, Rajasthan, Madhya Pradesh, Chhattisgarh, Jharkhand, West Bengal, Tripura, and Mizoram. |
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| 765. |
Gujarat is the largest producer of salt in India because – |
| A. | It has extensive dry coast |
| B. | Its coastal waters are very saline |
| C. | It has extensive shallow seas |
| D. | Besides producing salt from saline water, it has reserves of rock salt |
| Answer» A. It has extensive dry coast | |
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Explanation: Gujarat, Tamil Nadu and Rajasthan are surplus Salt producing States accounting for about 96 per cent of the country's production. Gujarat contributes 76 per cent to the total production, followed by Tamil Nadu (12%) and Rajasthan (8%). The rest 4% production comes from Andhra Pradesh, Maharashtra, Orissa, Karnataka, West Bengal, Goa, Himachal Pradesh, Diu & Daman. The main sources of salt in India are sea brine, lake brine, sub-soil brine and rock salt deposits. Sea water is an inexhaustible source of salt. Gujarat is blessed with the longest coastline of 1600 km. in India, offering important re-sources such as salt and marine products for industry. |
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| 766. |
'Operation Flood' refers to – |
| A. | increase in the production of milk |
| B. | increase in the production of dairy products |
| C. | controlling flood |
| D. | increasing the production of agricultural crops |
| Answer» A. increase in the production of milk | |
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Explanation: Operation Flood in India, a project of the National Dairy Development Board (NDDB) was the world's biggest dairy development programme which made India, a milk-deficient nation, the largest milk producer in the world, surpassing the USA in 1998, with about 17 percent of global output in 2010-11. |
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| 767. |
Kharif crops are sown - |
| A. | a the beginning of the South-West monsoon |
| B. | at the end of the South-West monsoon |
| C. | at the beginning of the North-East monsoon |
| D. | at the end of North-East monsoon |
| Answer» A. a the beginning of the South-West monsoon | |
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Explanation: Kharif crops refer to the planting, cultivation and harvesting of any domesticated plant sown in the rainy (monsoon) season on the Asian subcontinent. Such crops are planted for autumn harvest and may also be called the summer or monsoon crop in India and Pakistan. Kharif crops are usually sown with the beginning of the first rains in July, during the south-west monsoon season. In Pakistan the kharif season starts on April 16th and lasts until October 15th. In India the khalif season varies by crop and state, with kharif starting at the earliest in May and ending at the latest in January, but is popularly considered to start in June and to end in October. Examples include Millet, Paddy, etc. |
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| 768. |
The term "Green Revolution" has been used to indicate higher production through – |
| A. | creation of grasslands |
| B. | planting more trees |
| C. | enhanced agricultural productivity per hectare |
| D. | creation of gardens in urban areas |
| Answer» C. enhanced agricultural productivity per hectare | |
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Explanation: The Introduction of High-yielding varieties of seeds and the increased use of fertilizers and irrigation are known collectively as the Green Revolution, which provided the increase in production needed to make India self-sufficient in food grains, thus improving agriculture in India. The methods adopted included the use of high yielding varieties (HYV) of seeds. Ag-ricultural productivity may be defined as the total agricultural output per unit of cultivated area, per agricultural worker or per unit of input in monetary values. It was found that higher productivity was attained in areas in Green Revolution had been initiated and matured. |
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| 769. |
Which of the following is the correct description of the term 'sex ratio' as used in context of the census? |
| A. | Number of females per 1000 persons |
| B. | Number of females in a sample of 1000 persons |
| C. | Number of males per 1000 females |
| D. | Number of females per 1000 males |
| Answer» D. Number of females per 1000 males | |
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Explanation: 0 |
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| 770. |
Which of the following rock formations resulted in Eastern Ghats? |
| A. | Charnockites, bauxite, granite gneiss and quartzite rock |
| B. | Khondalites, bauxite, granite gneiss, metamorphic gneisses and quartzite rock |
| C. | Charnockites, khondalites, metamorphic gneisses and quartzite rock |
| D. | Charnockites, granite gneiss, quartzite rock, khondalites, metamorphic gneisses |
| Answer» D. Charnockites, granite gneiss, quartzite rock, khondalites, metamorphic gneisses | |
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Explanation: The Eastern Ghats are made up of charnocicites, granite gneiss, khondalites, metamorphic gneisses and quartzite rock formations. The structure of the Eastern Ghatsincludes thrusts and strike-slip faults all along its range. Limestone, bauxite and iron ore are found in the Eastern Ghats hill ranges. |
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| 771. |
Which of the following is not a cause of low productivity in In-dian agriculture? |
| A. | Co-operative farming |
| B. | Inadequate inputs availability |
| C. | Sub-division and fragmentation of land holdings |
| D. | Poor finance and marketing facilities. |
| Answer» A. Co-operative farming | |
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Explanation: Productivity is actually a function of efficiency and effectiveness. These two are essential for a productive industry. The agricultural sector in India has low productivity because of Traditional fanning methods; Lack of adequate machinery; Lack of finances for farmers: Lack of good quality seeds and fertilizers and ownership of land. Besides, the increasing pressure of population on land is an important demographic factor responsible for low yield in agriculture. |
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| 772. |
Which of the following was not a purpose for building Farakka Barrage? |
| A. | Checking water flowing into Bangladesh |
| B. | Checking silting of Kolkata Port |
| C. | Preventing erosion of Kolkata Port |
| D. | Facilitating navigation in Ganga river |
| Answer» D. Facilitating navigation in Ganga river | |
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Explanation: The Farakka Barrage was created by India in 1975 to divert water from the Ganges River to the Bhagirathi-Hooghly river system. It was designed to check water flow to Bangladesh by diverting water from Ganges-Brahmaputra- Meghna basin. Besides, it aimed to serve the need of preservation and maintenance of the Kolkata Port by improving the regime and navigability of the Bhagirathi-Hooghly river system. It aimed to flush out the sediment deposition from the Kolkata harbour and thus prevent erosion of Kolkata port. |
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| 773. |
From origin to the delta, the Brahmaputra traverses – |
| A. | Tibet, China and Myanmar (Burma) |
| B. | Bhutan, Nepal and India |
| C. | China, India and Bangladesh |
| D. | India, Bangladesh and Myanmar (Burma) |
| Answer» C. China, India and Bangladesh | |
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Explanation: The Brahmaputra River is a trans- boundary river. With its origin in the Angst Glacier, located on the northern side of the Himalayas in Burang County of China's Tibet Autonomous Region as the Yarlung Tsangpo River, it flows across southern Tibet to break through the Himalayas in great gorges and into Arunachal Pradesh. It flows southwest through the Assam Valley as Brahmaputra and south through Bangladesh as the Jamuna. |
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| 774. |
River Damodar is called 'Sorrow of Bengal' because it – |
| A. | gets flooded often causing havoc |
| B. | causes maximum soil erosion |
| C. | forms number of dangerous waterfalls |
| D. | is not a perennial river |
| Answer» A. gets flooded often causing havoc | |
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Explanation: Damodar River is a river flowing across the Indian states of Jharkhand and West Bengal. Rich in mineral resources, the valley is home to large scale mining and industrial activity. Earlier known as the "River of Sorrows" because of its ravaging floods in the plains of West Bengal, the Damodar and its tributaries have somewhat been tamed with the construction of several dams. |
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| 775. |
Crop rotation is being adopted – |
| A. | to increase the productivity of the land |
| B. | to increase the crop yield |
| C. | to increase the soil water |
| D. | to increase the crop resistance to pests. |
| Answer» A. to increase the productivity of the land | |
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Explanation: Crop rotation is the practice of growing a series of dissimilar types of crops in the same area in sequential seasons for various benefits such as to avoid the buildup of pathogens and pests that often occurs when one species is continuously cropped. Crop rotation also seeks to balance the fertility demands of various crops to avoid excessive depletion of soil nutrients. A traditional element of crop rotation is the replenishment of nitrogen through the use of green manure in sequence with cereals and other crops. |
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| 776. |
longitude is geographically significant to India because – |
| A. | it determines the Indian standard time |
| B. | it has a bearing on the tropical climate of India |
| C. | it divides India into eastern and western zones |
| D. | it enables determining local time in eastern India |
| Answer» A. it determines the Indian standard time | |
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Explanation: Indian Standard Time (IST) is the time observed throughout India and Sri Lanka, with a time offset of UTC+05:30. India does not observe Daylight Saving Time (DST) or other seasonal adjustments. In military and aviation time IST is designated E. ("Echo-Star"). Indian Standard Time is calculated on the basis of 82.5° E longitude, from a clock tower in Mirzapur (25.15°N 82.58°E) (near Allahabad in the state of Uttar Pradesh) which is nearly on the corresponding longitude reference line. |
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| 777. |
Which one of the following is not correctly matched? |
| A. | Bhilai Steel Plant — Maharashtra |
| B. | Bokaro Steel Plant — Bihar |
| C. | Rourkela Steel Plant — Odisha |
| D. | Durgapur Steel Plant — West Bengal |
| Answer» A. Bhilai Steel Plant — Maharashtra | |
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Explanation: Bhilai Steel Plant is located in Chhattisgarh. Boka-ro Steel Plant is in Jharkhand. |
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| 778. |
In which of the following states can you find pink (laterite) soil? |
| A. | West Bengal and Andhra Pradesh |
| B. | Gujarat and Madhya Pradesh |
| C. | Karnataka |
| D. | Himachal Pradesh and Uttaranchal |
| Answer» A. West Bengal and Andhra Pradesh | |
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Explanation: Laterite Soil is found in those regions of India which receive heavy rainfall with alternate dry and wet period. The states where this type of soil can be found are West Bengal, Andhra Pradesh, Bihar, Meghalaya, Assam, Odisha to name a few. The soils are pink in colour due to the presence of iron oxides. |
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| 779. |
Which of the following industries are the major beneficiaries of the Mumbai port? |
| A. | Iron and Steel industry |
| B. | Sugar and Cotton textile industry |
| C. | Cotton textile and Petrochemical industry |
| D. | Engineering and Fertilizer industry |
| Answer» C. Cotton textile and Petrochemical industry | |
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Explanation: Mumbai Port, earlier known as Bombay Port, lies midway (Latitude 18° 56.3' N. Longitude 72° 45.9' E) on the West coast of India, on the natural deep-water harbour of Mumbai. The port is primarily used for bulk cargo, while most container traffic is directed to Nhava Sheva port across the harbour. The port has four jetties on Jawahar Dweep, an island in the harbour, for handling Crude and petroleum products. Mumbai Port is the largest port in India and handles bulk cargo traffic with its four jetties for handling Liquid chemicals, Crude and petroleum products. |
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| 780. |
Red soil is normally found in India in which regions? |
| A. | Eastern Region only |
| B. | Southern Region only |
| C. | Eastern & Southern part of the Deccan Plateau |
| D. | None of these |
| Answer» C. Eastern & Southern part of the Deccan Plateau | |
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Explanation: In India, red soil develops on crystalline igneous rocks in areas of low rainfall in the eastern and southern parts of the Deccan plateau. These soils are abundant along the eastern slopes of Western Ghats, Odisha and Chhattisgarh and in the southern parts of the middle Ganga plain. The soil develops a reddish color due to a wide diffusion of iron in crystalline and metamorphic rocks. |
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| 781. |
Crop rotation helps to – |
| A. | lessen use of pesticides |
| B. | eliminate parasites which have selective hosts |
| C. | yield more crops |
| D. | produce a greater choice of plant products |
| Answer» B. eliminate parasites which have selective hosts | |
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Explanation: The growing of different kinds of crops on a piece of land in a preplanned succession is known as crop rotation. In the rotation of crops, leguminous crops like pulses, beans, peas, groundnut and Bengal gram are sown in-between the seasons of cereal crops like wheat, maize and pearl millet. The leguminous plants are grown alternately with non- leguminous plants to restore the fertility of the soil. So it brings about an increase in the production of food grains. Besides, rotation of crops helps in weed control and pest control. This is because weeds and pests are very choosy about the host crop plant, which they attack. |
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| 782. |
Which of the following statements about Kharif and Rabi is not correct? |
| A. | Kharif season begins with the onset of monsoon season and harvested in late Spring |
| B. | Kharif season begins with the onset of monsoon season and harvested in Autumn |
| C. | Rabi season begins in Autumn after the rains and harvested in late Spring. |
| D. | Important Kharif crops are rice, millets, jute, maize and cotton; important Rabi crops are wheat, gram, barley and linseed |
| Answer» A. Kharif season begins with the onset of monsoon season and harvested in late Spring | |
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Explanation: Kharif crops refer to the planting, cultivation and harvesting of any domesticated plant sown in the rainy (monsoon) season on the Asian subcontinent. Such crops are planted for autumn harvest and may also be called the summer or monsoon crop in India and Pakistan. |
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| 783. |
In which of the following grouping of States of India is rubber grown on a commercial scale? |
| A. | Maharashtra-Gujarat-Madhya Pradesh |
| B. | Kerala -Tamil Nadu - Karnataka |
| C. | Sikkim-Arunachal Pradesh-Nagaland |
| D. | Orissa-Madhya Pradesh-Maharashtra |
| Answer» B. Kerala -Tamil Nadu - Karnataka | |
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Explanation: India is the fourth largest producer of natural rubber accounting for 6.5 per cent of the total world production. Kerala is the foremost producer of natural rubber accounting for 89.21 per cent of the total area and 91.68 per cent of the total production of rubber in the country. |
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| 784. |
Which showers are favourable to the rabi crops in Punjab during winter? |
| A. | Showers caused by Jet streams |
| B. | Mango showers |
| C. | Showers caused by western disturbances |
| D. | Kalbaisalchi |
| Answer» C. Showers caused by western disturbances | |
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Explanation: Western Disturbance causes winter and pre monsoon season rainfall across northwest India. Winter months Rainfall has great importance in agriculture, particularly for the rabi crops. Wheat among them is one of the most important crops, which helps to meet India's food security. |
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| 785. |
The main factor for the accelerated growth of population in India is– |
| A. | Low birth rate and low death rate |
| B. | A high birth rate and a falling death rate |
| C. | A rising birth rate and a rising death rate |
| D. | A high birth rate and a high death rate |
| Answer» B. A high birth rate and a falling death rate | |
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Explanation: Owing to improvement in health care and advance-ment of technology the death rate has been declined over the years. |
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| 786. |
Where is 'Raisina Hills'? |
| A. | Where Rashtrapati Bhavan is situated |
| B. | The Hill feature in Srinagar, otherwise known as 'Shankara-charya Hill' |
| C. | The place where the (3) Dogra rulers of J & K built their fort in Jammu. |
| D. | The rock feature at Kanya-kumari where Swami Vive-kananda's statue was erected. |
| Answer» A. Where Rashtrapati Bhavan is situated | |
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Explanation: Raisina Hill is an area of Lutyens’ Delhi, New Delhi. housing India's most important government buildings, including Rashtrapati Bhavan, the official residence of the President of India and the Secretariat building housing the Prime Minister's Office and several other important ministries. |
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| 787. |
What is Dakshin Gangotri? |
| A. | River valley in Andhra Pradesh |
| B. | Unmanned station located in Antarctica |
| C. | Second source of River Ganga |
| D. | Island in the Indian Ocean |
| Answer» B. Unmanned station located in Antarctica | |
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Explanation: Dakshin Gangotri was the first scientific base station of India situated in Antarctica, part of the Indian Antarctic Program. Established during the third Indian expedition to Antarctica in 1983-84, it was an unmanned station, set up using indigenous Indian equipment, powered by Solar energy. The station was entirely computerized to record all data that was re-searched. |
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| 788. |
'Brown Revolution' is – |
| A. | growth of fodder industry |
| B. | growth of sea products |
| C. | growth of milk and milk products |
| D. | growth of food processing and soft drinks industries in India |
| Answer» D. growth of food processing and soft drinks industries in India | |
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Explanation: Brown revolution is normally related to real estate and housing industry. However, in agriculture, this revolution is linked to cocoa. |
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| 789. |
Mumbai receives more rainfall than Pune because – |
| A. | Mumbai is on the windward side |
| B. | Pune is at a greater elevation |
| C. | Mumbai is a coastal city |
| D. | Pune has greater vegetation than Mumbai |
| Answer» A. Mumbai is on the windward side | |
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Explanation: Pune is on the leeward side of the western ghats and so lies on a rain shadow area. The south west monsoon empties all moisture on the windward side of the mountain range and reaches Pune with less moisture after crossing the mountain range. But Murnbai lies on the windward side and hence experiences heavy rainfall. |
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| 790. |
Rajasthan revives very little rain because— |
| A. | it is too hot |
| B. | there is no water available and thus the winds remain dry |
| C. | the monsoon fails to reach this area |
| D. | the winds do not come across any barriers to cause the necessary uplift to cool the wind |
| Answer» D. the winds do not come across any barriers to cause the necessary uplift to cool the wind | |
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Explanation: Rainfall decreases as winds move westwards up the Ganga Plains. Rajasthan receives very little rain as it lies in the rain- shadow of the Aravali Hills. The climate of Rajasthan varies greatly throughout the state. It is very hot and dry in summer in the desert areas, where dust storms also occur, while it is very cold during the winters. To the west of theAravali range, the weather is characterized by low rainfall with erratic distribution, extremes of diurnal and annual temperatures, low humidity and high wind velocity. While in the east of the Aravali range, the weather is characterized by relatively low wind velocity and high humidity with better rainfall. |
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| 791. |
Central Highlands of Indian peninsular block are formed of – |
| A. | Sedimentary and metamorphic rocks |
| B. | Igneous and sedimentary rocks |
| C. | Igneous and metamorphic rocks |
| D. | Sedimentary rocks |
| Answer» C. Igneous and metamorphic rocks | |
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Explanation: The Peninsular region is divided into the two parts by westward flowing Narmada river (1) the Central Highlands and (2) the Deccan Plateau. The Central Highlands make the northern part of the peninsular block. These highlands are made up of hard igneous and metamorphic rocks. |
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| 792. |
Social forestry is – |
| A. | growing different types of plants together on private land |
| B. | management of forest by co-operative societies |
| C. | growing one type of plant in government owned land |
| D. | growing and management of useful plants on government owned land |
| Answer» D. growing and management of useful plants on government owned land | |
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Explanation: Social forestry means the management and protection of forests and afforestation on barren lands with the purpose of helping in the environmental, social and rural development. Under social forestry, trees are planted in village common land, Government wasteland and Panchayat land. Through the social forestry scheme, the government has involved community participation, as part of a drive towards afforestation, and rehabilitating the degraded forest and common lands. |
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| 793. |
Which of the following are alternative names for the river "Brahmaputra"? |
| A. | Yamuna, Yarlung Zangbo and Tsangpo |
| B. | Yamuna, Megna and Tsangpo Yamuna |
| C. | Jamuna, Siang, Yarlung Zangbo and Tsangpo |
| D. | Jamuna, Siang, Yarlung Zangbo, Megna and Tsangpo |
| Answer» D. Jamuna, Siang, Yarlung Zangbo, Megna and Tsangpo | |
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Explanation: The Brahmaputra goes by a number of names during its journey from the Angst glacier in the Himalayas to the sea (Bay of Bengal). It begins as the Yarlung Tsangpo in southwestern Tibet and becomes the Dihang or Siangin China and Arunachal Pradesh. It flows southwest through the Assam Valley as Brahmaputra and south through Bangladesh as the Jamuna. In the vast Ganges Delta, it merges with the Padma (name of the river Ganges in Bangladesh) and finally the Meghna. From here, it is known as Meghna before emptying into the Bay of Bengal. |
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| 794. |
Rotation of crops means – |
| A. | growing of different crops in succession to maintain soil fertility |
| B. | some crops are grown again and again |
| C. | two or more crops are grown simultaneously to increase productivity |
| D. | None of the above |
| Answer» A. growing of different crops in succession to maintain soil fertility | |
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Explanation: Crop rotation is the practice of growing a series of dissimilar/different types of crops in the same area in sequential seasons. Crop rotation confers various benefits to the soil. A traditional element of crop rotation is the replenishment of nitrogen through the use of green manure in sequence with cereals and other crops. Crop rotation also mitigates the build-up of pathogens and pests that often occurs when one species is continuously cropped, and can also improve soil structure and fertility by alternating deep-rooted and shallow-rooted plants. |
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| 795. |
Sex-ratio is calculated as : |
| A. | No. of children per 1,000 people in a Country. |
| B. | No. of males per 1,000 females in a Country. |
| C. | No. of females per 1,000 males in a Country. |
| D. | No. of people per 1,000 children in a Country. |
| Answer» C. No. of females per 1,000 males in a Country. | |
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Explanation: Sex ratio is used to describe the number of females per 1000 of males in a region or country. Like most sexual species, the sex ratio in humans is approximately 1:1. As per the 2011 Census, Sex Ratio in India currently stands at 943 females available for every 1000 males. |
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| 796. |
The two richest Ecozones of India are – |
| A. | The Himalayas and Vindhyas |
| B. | The Himalayas and Eastern Ghats |
| C. | The Himalayas and Western Ghats |
| D. | The Himalayas and Aravallis |
| Answer» C. The Himalayas and Western Ghats | |
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Explanation: The Himalayas and, the Western Ghats are known for rich biodiversity they support. Several species of ciidemic plant and animal are found in these zones. After Africa, Indian peninsula has the richest diversity of life forms on the face of the Earth. |
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| 797. |
The Kulu Valley is situated between – |
| A. | Ladakh and Pirpanjal |
| B. | Ranjoti and Nag Tibba |
| C. | Lesser Himalayas and Siwalik |
| D. | Dhauladhar and Pirpanjal |
| Answer» A. Ladakh and Pirpanjal | |
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Explanation: Kullu valley is sandwiched between the Pir Panjai, Lower Himalayan and Great Himalayan range. It connects with the Lahul and Spiti valleys via Rohtang Pass. |
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