Effects of Atmosphere on Living Beings — Social Science STD 7 — Question
Gujarat BoardEnglish MediumSTD 7Social ScienceEffects of Atmosphere on Living Beings3 Marks
Question
What is meant by Atmosphere? Explain.
✓
Answer
The gaseous layer which encircles the earth is called Atmosphere'.
It is believed that the atmosphere exists till the effect of the gravitational force of the earth is felt in the space. About 99% of air is contained in the atmosphere up to a height of 32 km above the surface of the earth.
The atmosphere near the surface of the earth is dense while the air becomes thinner as we go high above the surface of the earth. The existence of life on the earth is impossible without the atmosphere.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.