Which of the following are the factors that cause variation in the amount of insolation on the Earth? 1. Rotation of the earth on its axis 2. Length of the day 3. Distribution of land and water on the earth

Which of the following statements with reference to Water Vapour in the atmosphere is/are correct? 1. It has a role to play in the stability and instability in the air. 2. It acts like a blanket allo…

Consider the following statements : 1. High clouds primarily reflect solar radiation and cool the surface of the Earth. 2. Low clouds have a high absorption of infrared radiation emanating from the E…

Ozone layer, which absorbs the ultra-violet radiation, is found in which one of the following layers of the atmosphere?

With reference to “water vapour”, which of the following statements is/are correct? 1. It is a gas, the amount of which decreases with altitude. 2. Its percentage is maximum at the poles. Select the…

Which one of following is the most important factor for the formulation of smog?