Question

The atmosphere has many functions, such as _____.

Answer 1

Answer:

Atmosphere refers to the thin blanket of air that surrounds the earth.

It serves many important functions such as:

• It contains a mixture of gases that are essential for the existence of life on earth. For example, carbon dioxide is essential for photosynthesis and oxygen is essential for cellular respiration.
• It also serves as the reservoir of water in the form of water vapor. Thus, it forms an important constituent for the water cycle.
• It maintains the temperature of the earth. Through the greenhouse effect, it maintains the temperature of the earth in limited ranges.
• It protects the earth from harmful rays of the sun. For example, ozone inhibits the entry of most of the UV rays of the sun into the earth environment.

Answer 2

Answer:

Supporting life , regulating climate

Explanation:

Atmosphere has several functions , like -

a) It provides oxygen to all living beings and thus maintain the life cycle process on planet earth

b) It forms an important part of all bio-geochemical cycles going on planet earth by acting as an interface

c) It protects the earth from harmful solar radiations such as Ultraviolet light.

d) It maintains the pressure to keep all matter in their forms.