Give reasons for the direction of air currennts in coastal areas during
(i) Day time,
(ii) Night.

What is the direction of air in coastal areas during the night?

Give reasons for the Perspiration is greater in coastal areas than in non-coastal areas.

Why is the direction of wind form sea to land during the day in coastal areas ?

Stomata open at night and close during the day time in

In which type of plants, the stomata remain closed during day time and open during night

(a) Give reasons for the following: (i) The sky appears to be blue during day time to a person on earth. (ii) The sky near the horizon appears to have a reddish hue at the time of sunset and sunrise. (iii) The sky appears dark instead of blue to an astronaut. (iv) The stars appear to twinkle. (v) The planets do not twinkle.

Given below are assertion and reason .Assertion . Stomata ramain open during day time .Reason . Stomata help in exchange of gases

Give reasons for the following: (i) We are lucky that ozone is not stable near Earth's surface. (ii) The combustion of fossil fuels increases the amount of suspended particles in air.