Question

(c) Ozone
(d) Carbon Dioxide
Fill in the blanks.
1.
is a narrow belt or zone of the earth where all forms of life exist
2. An envelope of the air surrounding the earth is called
3
is the upper surface of the earth consisting of rocks.
A highly elevated land from the surroundings with very steep slopes is known as
5. An upland with rugged surface is called
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Answer 1

Answer:

1 ) In simpler terms, biosphere refers to the narrow zone of the earth in which all life forms exist. ... It is because this is the zone in which all the three essentials things which are required for susteinance of life are found in a right mixture. They are land (lithosphere), air (atmosphere) and water (hydrosphere).

2)The Earth is wrapped in a blanket of air called the 'atmosphere', which is made up of several layers of gases.

3) crust is the upper surface of the earth consisting of rocks.

4) A highly elevated Land from the surrounding with very steep slopes is known as Plateaus.

5) An upland with rugged surface is called sealevel.