Question

Multiple choice questions.
(i) Which one of the following gases constitutes the major portion of the
atmosphere?
(a) Oxygen (c) Argon
(b) Nitrogen (d) Carbon dioxide
(ii) Atmospheric layer important for human beings is:
(a) Stratosphere (c) Troposphere
(b) Mesosphere (d) Ionosphere
(iii) Sea salt, pollen, ash, smoke soot, fine soil — these are associated with:
(a) Gases (c) Water vapour
(b) Dust particles (d) Meteors
(iv) Oxygen gas is in negligible quantity at the height of atmosphere:
(a) 90 km (c) 100 km
(b) 120 km (d) 150 km
(v) Which one of the following gases is transparent to incoming solar radiation
and opaque to outgoing terrestrial radiation?
(a) Oxygen (c) Helium
(b) Nitrogen (d) Carbon dioxide

Answer 1

Answer:

i)b)nitrogen

ii)b)mesosphere

iii)b)dust particles

iv)d)150km

v)c)helium

Answer 2

The answer to the given multiple choice questions are as follows:

(i) Which one of the following gases constitutes the major portion of the

atmosphere?

(b)  Nitrogen

(ii) Atmospheric layer important for human beings is:

(c)  Troposphere

(iii) Sea salt, pollen, ash, smoke soot, fine soil — these are associated with:

(b)  Dust particles

(iv) Oxygen gas is in negligible quantity at the height of atmosphere:

(b)  120 km

(v) Which one of the following gases is transparent to incoming solar radiation and opaque to outgoing terrestrial radiation?

(d)  Carbon dioxide