atmosphere & climatology section 2 MCQ Questions & Answers Detailed Explanation

Answer: (d)

Answer: (a)

The Sky appears blue due to scattering of light. Out of seven colors the lower wavelength blue light scattered more and it is reason behind the appearance of sky as blue.

Answer: (a)

In the given figure ‘B’ lies between two cyclone zone ‘A’ and ‘D’. At the ‘B’ marked region rainfall would be accompanied by thunder storms.

Answer: (a)

The temperature of the equatorial regions is hot throughout the year, with a very low-temperature range usually of less than 3 degrees celsius. Tropical rainforest climate is a type of tropical climate in which there is little or no dry season – all months have mean precipitation values of at least 60 mm.

Tropical rainforest climates have no pronounced summer or winter; it is typically hot and wet throughout the year and rainfall is both heavy and frequent.

One day in an equatorial climate can be very similar to the next, while the change in temperature between day and night may be larger than the average change in temperature between “summer” and “winter”.

Answer: (b)

Injurious ultraviolet radiations are mostly prevented from reaching the land surface as these are mostly absorbed by ozone which are formed in stratosphere.

Answer: (b)

The lowest layer of the atmosphere, 6 miles (10 km) high in some areas and as much as 12 miles (20 km) high in others, within which there is a steady drop in temperature with increasing altitude and within which nearly all cloud formations occur and weather conditions manifest themselves.