Sunspots generally wax and wane over a/an

Related MCQs

• The sunspots cause: [UP PCS 1995]
• Consider the following statements about the 'Roaring Forties': 1. They blow uninterrupted in the Northern and Southern Hemispheres 2. They blow with great strength and constancy 3. Their direction is generally from North-West to East in the Southern Hemisphere 4. Overcast skies, rain and raw weather are generally associated with them Which of these statements are correct?
• Consider the following statements regarding general characteristics associated with tropical cyclones 1. Tropical cyclones move with very low velocity over the oceans but become strong while moving over the land areas. 2. They are confined to a particular period of the year (mainly summer) and normally move from east to west. Which of the statement(s) given above is/are correct? [IAS 2009]
• Consider the following statements: 1. The movement of the isotherms is greater over the land than it is over the oceans. 2. Coastal regions have a smaller range of temperature than do continental interiors. Which of these statements is/are correct ? [IES 2003]
• Which of the following are true with regard to temperature control of the atmosphere of a given place? 1. The major temperature contrasts on earth's surface are between land masses and oceans 2. During night, the water surface cools more rapidly than the land surface 3. Temperature generally decreases with latitude on either side of the equator 4. Temperature rises to a maximum during summer and falls to a minimum during winter
• Consider the following statements: 1. Tropical cyclones have circular isobars. 2. Tropical cyclones originate· entirely within tropical air mass. 3. The intensity and magnitude of hurricanes generally exceed those of typhoons. 4. Tropical cyclones are more destructive than the western disturbances. Select the correct answer by using the following codes: [CDS 2001]
• Deserts such as Sahara are generally found between 20° and 30° latitudes in western parts of the continents. This is because these regions:
• Trees with hardwood and dense canopy are generally found in : [Stenographers' Exam 1993]
• Consider the following statements regarding the distribution and pattern of isotherms 1. In the northern hemisphere, isotherms bend sharply equator-ward over the continents during winter. 2. Temperature gradients are greater in summer than in winter in the northern hemisphere. Which of the statement(s) given above is/are correct? [IAS 2009]
• High mean temperature, high relative humidity and heavy rainfall (well distributed all over the year) are the characteristic features of the: [NDA 1990]