McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Agriculture (BSc agri) .
| 851. |
Active ingredients in plants are defined as: |
| A. | Correcting bodily functions |
| B. | A restorative of body ailments |
| C. | Preventing or curing diseases |
| D. | Constituents having a medicinal action |
| Answer» C. Preventing or curing diseases | |
| 852. |
According to international standards medicinal plants are those plants which have active ingredients in the range of: |
| A. | 10% |
| B. | 20% |
| C. | 40-60% |
| D. | none of above |
| Answer» D. none of above | |
| 853. |
The botanical name of Ispaghol is |
| A. | Termanilia arjuna |
| B. | Strychnus nuxvomica |
| C. | Ocimum bacilum |
| D. | Plantago ovata |
| Answer» D. Plantago ovata | |
| 854. |
The most potential medicinal plant according to HOLY PROPHET (SAW) is |
| A. | Babool |
| B. | Zaitoon |
| C. | Angeer |
| D. | Kalongi |
| Answer» D. Kalongi | |
| 855. |
Best yield of rose oil from rose petals is obtained by |
| A. | Steam distillation |
| B. | Vacuum distillation |
| C. | Enflurage |
| D. | Carbon dioxide extraction |
| Answer» D. Carbon dioxide extraction | |
| 856. |
Aromatic biosynthesis in plants takes place by |
| A. | Shikimic acid pathway |
| B. | Acetate hypothesis |
| C. | Both |
| D. | None of above |
| Answer» D. None of above | |
| 857. |
Tea leaves contains |
| A. | Tannins |
| B. | Alkaloids |
| C. | Alkaloids and tannins |
| D. | None of above |
| Answer» C. Alkaloids and tannins | |
| 858. |
Which plant contain cardio active glycoside |
| A. | Digitalis spp. |
| B. | Cardamom |
| C. | Ginseng |
| D. | Lemon spp. |
| Answer» B. Cardamom | |
| 859. |
Coriander contain volatile oil |
| A. | 0.8% |
| B. | 1.8% |
| C. | 2.8% |
| D. | 5% |
| Answer» A. 0.8% | |
| 860. |
Alkaloids are |
| A. | Alkali like compounds |
| B. | Neutral compounds |
| C. | Basic compound |
| D. | Complex nitrogen compound |
| Answer» B. Neutral compounds | |
| 861. |
Molaurty is defined as number of moles of solute per |
| A. | 100 Liters of solution |
| B. | 10 liter of solution |
| C. | 1000 liter of solution |
| D. | 1 liter of solution |
| Answer» D. 1 liter of solution | |
| 862. |
In scientific literature referencing is necessary to : |
| A. | Help reader verify the quoted facts |
| B. | Avoid plagiarizing |
| C. | Enable readers to follow up |
| D. | All of above |
| Answer» D. All of above | |
| 863. |
In the case of uniform experimental material which experiment design is most suitable. |
| A. | RCBD |
| B. | Latin Square |
| C. | CRD |
| D. | None of above |
| Answer» C. CRD | |
| 864. |
In case of two sources of variation, which experimental design is suitable. |
| A. | CRD |
| B. | RCBD |
| C. | Latin Square |
| D. | ANOVA |
| Answer» C. Latin Square | |
| 865. |
In order to decrease standard error |
| A. | Number of treatment should be increased |
| B. | Size of experimental blocks should be increased |
| C. | Number of people taking observation to be increased |
| D. | Replication numbers should be increased |
| Answer» D. Replication numbers should be increased | |
| 866. |
Tetrazolium chloride test is used for |
| A. | Estimation of chlorine in leaves |
| B. | Detection of nitrogen content |
| C. | Viability of seeds |
| D. | None of above |
| Answer» C. Viability of seeds | |
| 867. |
In Pakistan consumption of fruits and vegetables |
| A. | Is equal ratio |
| B. | Fruit is more |
| C. | Vegetables is more |
| D. | According to WHO standard |
| Answer» C. Vegetables is more | |
| 868. |
High temperature before harvest in plums causes ________ |
| A. | Die back |
| B. | Kelsey spot |
| C. | Powdery mildew |
| D. | Sun burn |
| Answer» B. Kelsey spot | |
| 869. |
Green bananas are injured when exposed to a temperature below _____ °F: |
| A. | 40 |
| B. | 50 |
| C. | 60 |
| D. | 70 |
| Answer» B. 50 | |
| 870. |
Ammonia is converted into ________ by bacteria during first step: |
| A. | Nitrites |
| B. | Nitrides |
| C. | Nitrates |
| D. | N |
| Answer» A. Nitrites | |
| 871. |
Maximum nitrogen fixation per acre is __________ lbs annually : |
| A. | 250 |
| B. | 75 |
| C. | 150 |
| D. | 125 |
| Answer» A. 250 | |
| 872. |
Cuttings with ________ show more success of rooting : |
| A. | Leaves |
| B. | Opening buds |
| C. | Slanting cut |
| D. | Round cut |
| Answer» B. Opening buds | |
| 873. |
_________ removes the inhibiting substances and the organs producing them |
| A. | Topping |
| B. | Disbudding |
| C. | Pinching |
| D. | Girdling |
| Answer» A. Topping | |
| 874. |
__________ is produced in the meso and endocarp of sound ripe apples : |
| A. | Ethylene |
| B. | Guaneine |
| C. | ABA |
| D. | IBA |
| Answer» A. Ethylene | |
| 875. |
Tops of peach budded on Marianna plum suddenly fail because of ______ break down : |
| A. | Bud union |
| B. | Phloem tissue |
| C. | Cambial contact |
| D. | Lack of callus formation |
| Answer» B. Phloem tissue | |
| 876. |
Growth substances are translocated both up and down in the stem chiefly in the _______ : |
| A. | Phloem |
| B. | Xylem |
| C. | Cortex |
| D. | Pith |
| Answer» A. Phloem | |
| 877. |
More fruits spur formation is observed in apple due to ________ pruning : |
| A. | Light |
| B. | Moderate |
| C. | Heavy |
| D. | No pruning |
| Answer» A. Light | |
| 878. |
Light summer pruning helps in proper _____________: |
| A. | Coloration |
| B. | Development |
| C. | Maturity |
| D. | Quality |
| Answer» A. Coloration | |
| 879. |
Tree growth becomes more compact as a result of _________: |
| A. | Thinning out |
| B. | Heading back |
| C. | Fine pruning |
| D. | No pruning |
| Answer» B. Heading back | |
| 880. |
Green leaves of plants are able to __________ all the vitamins that they can use : |
| A. | Synthesize |
| B. | Reduce |
| C. | Uptake |
| D. | Store |
| Answer» A. Synthesize | |
| 881. |
Soil particles carry _________ charge: |
| A. | Negative |
| B. | Positive |
| C. | No charge |
| D. | Positive + Negative |
| Answer» A. Negative | |
| 882. |
Citrus canker is a : |
| A. | Fungal disease |
| B. | Bacterial disease |
| C. | Nutrient deficiency |
| D. | Presence of pebbles in soil |
| Answer» B. Bacterial disease | |
| 883. |
Soil solution becomes _________ under dry conditions : |
| A. | Dilute |
| B. | Very dilute |
| C. | Concentrated |
| D. | Very concentrated |
| Answer» A. Dilute | |
| 884. |
Nitrogen is absorbed in form of ____________: |
| A. | Nitride |
| B. | Nitrite |
| C. | Nitrate |
| D. | NH4 |
| Answer» C. Nitrate | |
| 885. |
Anthracnose resistant variety of French bean is: |
| A. | Contender |
| B. | Kentucky Wonder |
| C. | Tweed Wonder |
| D. | None of these |
| Answer» C. Tweed Wonder | |
| 886. |
The best suitable storage condition for fresh unshelled peas is: |
| A. | 5 degrees C and 85% RH |
| B. | 0 degree C and 90-95% RH |
| C. | 15 degree C and 60-70% RH |
| D. | None of the above |
| Answer» B. 0 degree C and 90-95% RH | |
| 887. |
Fungicide for controlling powdery mildew diseases of pea is: |
| A. | Captan |
| B. | Indofil M-45 |
| C. | Karathane |
| D. | None of the above |
| Answer» B. Indofil M-45 | |
| 888. |
Garden beet belongs to the genus of: |
| A. | Brassica |
| B. | Beta |
| C. | Raphanus |
| D. | None of the above |
| Answer» B. Beta | |
| 889. |
’ Durgapura Kesar’’ is an important cultivator of: |
| A. | Muskmelon |
| B. | Water melon |
| C. | Cucumber |
| D. | Bottle gourd |
| Answer» B. Water melon | |
| 890. |
Cucumber fruits can be stored for longer period at the temperature of: |
| A. | 5 degrees C |
| B. | 10 degree C |
| C. | 25 degrees C |
| D. | 30 degrees C |
| Answer» C. 25 degrees C | |
| 891. |
Cluster bean is: |
| A. | Self-pollinated |
| B. | Cross-pollinated |
| C. | Often Cross-pollinated |
| D. | None of the above |
| Answer» A. Self-pollinated | |
| 892. |
Cowpea is probably a native of: |
| A. | India |
| B. | China |
| C. | Central Africa |
| D. | None of these |
| Answer» C. Central Africa | |
| 893. |
Vegetables are rich source of: |
| A. | Vitamins |
| B. | Carbohydrates |
| C. | Proteins |
| D. | Fat |
| Answer» A. Vitamins | |
| 894. |
Virus disease of chilli are spread by: |
| A. | White flies |
| B. | Thrips |
| C. | Aphids |
| D. | Mites |
| Answer» A. White flies | |
| 895. |
Vitamin C content in French bean is enhanced with the application of : |
| A. | Zinc |
| B. | Iron |
| C. | Copper |
| D. | Calcium |
| Answer» A. Zinc | |
| 896. |
Chenopodiaceae is the family of: |
| A. | Potato |
| B. | Sweet potato |
| C. | Okra |
| D. | Spinach |
| Answer» D. Spinach | |
| 897. |
Which of the following is an early variety of cauliflower? |
| A. | Pusa Katki |
| B. | Synthetic second |
| C. | Snowbll-16 |
| D. | None of these |
| Answer» A. Pusa Katki | |
| 898. |
Which of the following is a true vegetable crop? |
| A. | Sweet potato |
| B. | Okra |
| C. | potato |
| D. | Spanish |
| Answer» B. Okra | |
| 899. |
Tomato variety RKMT is evolved through: |
| A. | X-rays |
| B. | Gamma rays |
| C. | EMS |
| D. | MMS |
| Answer» A. X-rays | |
| 900. |
Turnip belongs to the family? |
| A. | Umbelliferae |
| B. | Chenopodiaceae |
| C. | Cruciferae |
| D. | Solanaceae |
| Answer» C. Cruciferae | |
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