Explore topic-wise MCQs in Biology.

This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which protocol was signed to control the emission of ozone-depleting substances?

A. France Protocol
B. Germany Protocol
C. India Protocol
D. Montreal Protocol
Answer» E.
2.

Which of the following is an effect of the high dose of UV-B?

A. Night-blindness
B. Snow-blindness
C. Fatigue
D. Nausea
Answer» C. Fatigue
3.

What does the continuous depletion of ozone lead to?

A. Proper rains
B. Ozone formation
C. Ozone hole
D. Good yield
Answer» D. Good yield
4.

In which region is the depletion of ozone particularly marked?

A. Equatorial region
B. Temperate region
C. Tropical region
D. Antarctic region
Answer» E.
5.

Who enhances the degradation of ozone?

A. Hydrogen
B. Chlorofluorocarbons
C. Oxygen
D. Water vapors
Answer» C. Oxygen
6.

How is the thickness of the ozone in a column of air from the ground to the top of the atmosphere measured?

A. Dobson units
B. Hertz
C. Centimeter
D. Ampere
Answer» B. Hertz
7.

In which part of the atmosphere is the good ozone found?

A. Ionosphere
B. Stratosphere
C. Lithosphere
D. Hydrosphere
Answer» C. Lithosphere