The presence of ozone in the stratosphere is responsible for
A. Increasing the average global temperature in recent years
B. Higher rate of photosynthesis
C. Checking the penetration of ultraviolet rays to the earth
D. Supplying oxygen for people travelling in jets
Answer: Option C
Solution(By Examveda Team)
Ozone in the stratosphere protects us from the Sun's harmful ultraviolet rays. However, ozone in the troposphere, closer to Earth's surface, is a pollutant and hazardous to our health.This Question Belongs to General Knowledge >> Chemistry
Related Questions on Chemistry
Which of the following phenomenon is considered responsible for Global Warming?
A. Greenhouse effect
B. Fire in coal mines
C. Dry farming
D. Monsoon
E. Trade winds
The nucleus of an atom consists of
A. electrons and neutrons
B. electrons and protons
C. protons and neutrons
D. All of the above
The number of moles of solute present in 1 kg of a solvent is called its
A. molality
B. molarity
C. normality
D. formality
Join The Discussion