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PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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18. Intext question VI

5 m.

What is ozone and how does it affect any ecosystem?

a. Which of the following is true about the statement?

Ozone (\(O_3\)) is a less stable and highly reactive molecule comprised of three oxygen atoms
Ozone (\(O_3\)) is a high stable and less reactive molecule comprised of three oxygen atoms

b. Ozone is a ________, pungent and poisonous gas.

c. Which of the following statement is true about the layers of the atmosphere?

The troposphere, stratosphere, mesosphere, are the three layers of our atmosphere.
The troposphere, stratosphere, mesosphere, thermosphere, lithosphere and exosphere are the six layers of our atmosphere.
The troposphere, stratosphere, thermosphere, and exosphere are the four layers of our atmosphere.
The troposphere, stratosphere, mesosphere, thermosphere, and exosphere are the five layers of our atmosphere

d. Ozone in the stratosphere protects the earth's surface from the sun's damaging ultraviolet radiation. This zone is called the ___________.