Question

2
Which layer is safe for flying aircrants :
✓ (b) stratosphere
(a) troposphere
(d) thermosphere
(c) mesosphere
3.
The role of ion-particles in the ionosphere is to-
(a) absorb ultra violet rays
v (b) enable wireless communicatic
(c) burn meteors
(d) enable rainfall
Which one of the following is the main cause of global warming?
4.
(a) air pollution
(b) water pollution
(c) soil pollution
(d) land degradation
5. Smog causes-
(a) breathing problems
(b) purification of air
(C) heavy rainfall
(d) reduction in temperature
Tin the blanks.​

Answer 1

Answer:

1 stratosphere

2 It plays an important part in atmospheric electricity and forms the inner edge of the magnetosphere.

to enable wireless communicating.

3 land degardtion

4 breathing problems

Answer 2

Answer:

(a) stratosphere

(b) enable wireless communicate

(c) air pollution

(d) breathing problems