A level of atmosphere that is composed partly of electrons and positive ions is called

(1) Troposphere

(2) Ionosphere

(3) Stratosphere

(4) Mesosphere

The amount of insolation received at a place on the surface of the earth depends upon:

(1) its climate

(2) the longitude of the place

(3) its latitude

(4) the altitude of the place

Which of the following wind is blowing from the Mediterranean sea to the North-Western parts of India?

(1) Western disturbances

(2) Northwestern

(3) Loo

(4) Mango showers

Which layer of the earth’s atmosphere contains the ozone layer ?

(1) Troposphere

(2) Mesosphere

(3) Ionosphere

(4) Stratosphere

Rainfall caused by intense evaporation in equatorial areas is called _______

(1) Orographic rainfall

(2) Cyclonic rainfall

(3) Frontal rainfall

(4) Convectional rainfall

Ultraviolet radiation in the stratosphere is absorbed by

(1) \(SO_2\)

(2) Ozone

(3) Oxygen

(4) Argon

The layer where the decrease in temperature with increasing altitude is totally absent is

(1) Troposphere

(2) Ionosphere

(3) Stratosphere

(4) Mesosphere

Precipitation in the form of a mixture of rain and snow is called

(1) Drizzle

(2) Hail

(3) Sleet

(4) Snow

Which of the following is/are ‘rain clouds’?

1. Cirrus

2. Nimbostratus

3. Cumulonimbus

4. Altocumulus

(1) 1 and 2 only

(2) 2 and 3 only

(3) 3 and 4 only

(4) 1 and 4 only

The ozone layer is formed due to reactions of :

(1) oxygen and ultraviolet rays

(2) carbon dioxide and layers of the atmosphere

(3) cosmic rays and layers of atmosphere

(4) infrared rays and ultraviolet rays

Which of the following is the lowest atmospheric layer?

(1) Lithosphere

(2) Stratosphere

(3) Troposphere

(4) Hydrosphere