Which layer protects earth from harmful rays of the Sun?
A. Ionosphere
B. Ozone layer
C. Troposphere
D. Magnetosphere
Answer: Option B
Solution(By Examveda Team)
The ozone layer protects the Earth against most UVB coming from the sun.Related Questions on General Science
The tree which sends down roots from its branches to the soil is known as:
A. Oak
B. Pine
C. Banyan
D. Palm
Brass gets discoloured in air because of the presence of which of the following gases in air?
A. Oxygen
B. Hydrogen Sulphide
C. Carbon dioxide
D. Nitrogen
Which of the following is a non metal that remains liquid at room temperature?
A. Phosphorous
B. Bromine
C. Chlorine
D. Helium
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