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

416

2nd Year Chemistry Chapter 16

1 / 20

1. What adversely affects human health is

A) Ecosphere

B) pollutant

C) atmosphere

D) Ecosystem

2 / 20

2. The third major component of the atmosphere is:

A) Ar

B) CO2

C) O2

D) N2

3 / 20

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

A) Carbon dioxide

B) Carbon monoxide

C) Sulphur trioxide

D) Oxygen

4 / 20

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

A) Stomach

B) Eyes

C) Ears

D) Nose

5 / 20

5. The primary pollutant is that

A) which causes cancer

B) waste product of an industry

C) Whose concentration cannot be controlled

D) which corrode the metal only

6 / 20

6. The thickness of the ozone layer is

A) 25-28km

B) 3km only

C) 1km only

D) 25-50km

7 / 20

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

A) CO

B) CO2

C) NO2

D) N2O4

8 / 20

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

A) Thermosphere

B) Mesosphere

C) Stratosphere

D) Troposphere

9 / 20

9. The type of contaminants present in leachate is:

A) Dissolved

B) All

C) Suspended

D) Microbial

10 / 20

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

A) 50000

B) 100000

C) 10000

D) 20000

11 / 20

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

A) SO2

B) CFCs

C) CO

D) CO2

12 / 20

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

A) Lithosphere

B) Biosphere

C) Atmosphere

D) Hydrosphere

13 / 20

13. Identify the wrong statement:

A) Chlorofluorocarbons are responsible for ozone layer depletion

B) Greenhouse effect is responsible for global warming

C) Acid rain causes NOx and SOz

D) Ozone layer filter out the infrared radiations

14 / 20

14. Which of the following is a primary pollutant?

A) H2SO4

B) CO

C) PAN

D) H2CO3

15 / 20

15. The pH range of acid rain is

A) less than 5

B) 6.5 - 6

C) 7-6.5

D) 8-7.5

16 / 20

16. Ozone is mostly concentrated in:

A) Troposphere

B) Mesosphere

C) Thermosphere

D) Stratosphere

17 / 20

17. Why is CO called a pollutant? Reason is

A) inactivates nerves

B) It inactivates glycolysis

C) it combines with hemoglobin

D) It combines with oxygen

18 / 20

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

A) Transportation

B) All of the above

C) Industrialization

D) Rapid increase in population

19 / 20

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

A) Thermosphere

B) Stratosphere

C) Troposphere

D) Mesosphere

20 / 20

20. Ecosystem is a smaller unit of:

A) Atmospheric

B) Biosphere

C) Hydrosphere

D) Lithosphere

Your score is

2nd Year Chemistry Chapter 16 MCQs Environmental Chemistry

Related Articles

2nd Year Chemistry Chapter 9 MCQs

2nd Year Chemistry Chapter 2 MCQs

1st Year Chemistry Chapter 2 States of Matter MCQs

Post Comment Cancel reply