2nd Year Chemistry Chapter 16 MCQs Environmental Chemistry

Check the important 2nd Year Chemistry Chapter 16 MCQs Environmental Chemistry here. This chapter is about the study of different chemicals in the environment. There are different pollutants including CO, SO2, and oxides of Nitrogen that are polluting the environment. The polluted air that has chemical pollutants including CO, SO2, and Oxides of Nitrogen are very dangerous for the environment. There are causes of Water pollution. There are different ways to prepare purified water and treatment of industrial waste to clean the environment. Now let’s move toward the MCQs and start preparing for the entrance test. Solve the quiz given below and also check the answers.

2nd Year Chemistry Chapter 16 MCQs Environmental Chemistry

485

2nd Year Chemistry Chapter 16

1 / 20

1. Identify the wrong statement:

A) Ozone layer filter out the infrared radiations

B) Acid rain causes NOx and SOz

C) Greenhouse effect is responsible for global warming

D) Chlorofluorocarbons are responsible for ozone layer depletion

2 / 20

2. The primary pollutant is that

A) Whose concentration cannot be controlled

B) which corrode the metal only

C) which causes cancer

D) waste product of an industry

3 / 20

3. Why is CO called a pollutant? Reason is

A) It combines with oxygen

B) inactivates nerves

C) It inactivates glycolysis

D) it combines with hemoglobin

4 / 20

4. The major component of the environment where life can exist is called:

A) Lithosphere

B) Atmosphere

C) Hydrosphere

D) Biosphere

5 / 20

5. In which of the following layer of the atmosphere, there is more thickness of ozone:

A) Troposphere

B) Stratosphere

C) Mesosphere

D) Thermosphere

6 / 20

6. Which of the following air pollutants is quite killer:

A) N2O4

B) CO

C) NO2

D) CO2

7 / 20

7. Peroxyacetyl nitrate is an irritant to human beings and it affects humans:

A) Stomach

B) Eyes

C) Ears

D) Nose

8 / 20

8. What adversely affects human health is

A) atmosphere

B) Ecosystem

C) Ecosphere

D) pollutant

9 / 20

9. Which of the following is considered as a cause of pollution:

A) Transportation

B) Industrialization

C) Rapid increase in population

D) All of the above

10 / 20

10. The pH range of acid rain is

A) 8-7.5

B) 6.5 - 6

C) 7-6.5

D) less than 5

11 / 20

11. Which component of the atmosphere is far away from earth's surface?

A) Mesosphere

B) Thermosphere

C) Stratosphere

D) Troposphere

12 / 20

12. Choose the chief air pollutant among the following which depletes ozone player

A) CO2

B) CFCs

C) CO

D) SO2

13 / 20

13. Which of the following is a primary pollutant?

A) PAN

B) H2CO3

C) H2SO4

D) CO

14 / 20

14. The third major component of the atmosphere is:

A) CO2

B) O2

C) N2

D) Ar

15 / 20

15. The type of contaminants present in leachate is:

A) Dissolved

B) Suspended

C) All

D) Microbial

16 / 20

16. Ecosystem is a smaller unit of:

A) Atmospheric

B) Hydrosphere

C) Biosphere

D) Lithosphere

17 / 20

17. CFCs destroy the ozone layer. How many ozone molecules a chlorine-free radical can destroy?

A) 20000

B) 100000

C) 50000

D) 10000

18 / 20

18. The one which reacts with hemoglobin of blood and produces toxic effect:

A) Sulphur trioxide

B) Carbon dioxide

C) Oxygen

D) Carbon monoxide

19 / 20

19. The thickness of the ozone layer is

A) 1km only

B) 25-50km

C) 25-28km

D) 3km only

20 / 20

20. Ozone is mostly concentrated in:

A) Thermosphere

B) Troposphere

C) Stratosphere

D) Mesosphere

Your score is

2nd Year Chemistry Chapter 16 MCQs Environmental Chemistry

Related Articles

2nd Year Chemistry Chapter 14 MCQs

2nd Year Chemistry Chapter 13 MCQs

2nd Year Chemistry Chapter 11 MCQs

Post Comment Cancel reply