Q.1
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?
Q.2
A layer in the Earth's atmosphere called Ionosphere facilitates radio communication. Why?
1. The presence of ozone causes the reflection of radio waves to Earth.
2. Radio waves have a very long wavelength.
Which of the statements given above is fare correct?
Q.3
Temperate lows are ________
Q.4
Which one of the following statements is correct?
Hurricanes ________
Q.5
Rain shadow effect is associated with
Q.6
Which one of the following layers of the atmosphere is responsible for the deflection of radio waves?
Q.7
The chemically inactive gas present in the atmosphere is ________
Q.8
In which layer, temperature increases dramatically?
Q.9
Which of the following layers of the Earth's atmosphere provide ideal flying conditions for Jet aircraft?
Q.10
Doldrums are ________
Q.11
The clouds extending from one side of horizon to other as 3 dark grey sheet having uniform base are called ________
Q.12
What is the major role of a greenhouse gas that contributes to temperature rise of the Earth's surface?
Q.13
Temperature generally decreases towards the poles because ________
Q.14
Which of the following places are favourably influenced by the Trade winds?
I. West Indies
II. Brazil
III. Mexico
IV. Madagascar
Q.15
In the northern hemisphere, the wind blowing from the Horse latitudes to the Doldrums is called ________
Q.16
The dense mass of small water drops on smoke particles in the lower layers of the atmosphere is ________
Q.17
Consider the following statements:
1. Troposphere varies in its thickness between equator and poles.
2. Stratosphere does not experience Normal Lapse Rate.
3. Ozone layer occurs in the Mesosphere.
4. Ionosphere lies between Stratosphere and Mesosphere
Which of these statements are correct?
Q.18
What do you understand by the term 'Advection' ?
Q.19
The continuous circulation of water among the hydrosphere, atmosphere and lithosphere is known as
Q.20
A level of atmosphere which is composed partly of Electrons and Positive Ions is called
Q.21
At which height, the gaseous surrounding has covered the Earth's atmosphere?
Q.22
Dew point is ________
Q.23
The radiation that heats earth's atmosphere comes from the
Q.24
Why the Earth is having its own atmosphere?
Q.25
Some large lakes in temperate latitudes have a moderating influence upon the climate of adjacent land surfaces. Such an influence may develop when ________
Q.26
Which of the following characterises the Foehn?
I. It is warm
II. It is humid
III. It is common in the valleys of the northern Alps
IV. It blows in winter
Q.27
What is the name of the layer above Earth's surface which is located at the height of 8km from poles and 16km from the equator?
Q.28
Which one of the following is the cloud that is dark-grey or black, found at very low height and brings the real rain?
Q.29
Which of the following is produced by the rapid ascent of moist air?
Q.30
The correct sequence of different layers of the atmosphere from the surface of the Earth upwards is ________
0 h : 0 m : 1 s