Ecology and Environment-Environmental Issues (NEET Biology): Questions 16 - 24 of 43

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 3146 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 700.00 or

Question number: 16

» Ecology and Environment » Environmental Issues » Greenhouse Effect and Global Warning

MCQ▾

Question

In case CO2 of earth’s atmosphere disappears, the temperature of earth’s surface would

Choices

Choice (4) Response
a.

Remain the same.

b.

Depend on oxygen concentration.

c.

Increase.

d.

Decrease.

Question number: 17

» Ecology and Environment » Environmental Issues » Air Pollution and Its Control

MCQ▾

Question

Which one of the following is the main air pollutant?

Choices

Choice (4) Response
a.

N2

b.

Sulphur

c.

CO

d.

CO2

Question number: 18

» Ecology and Environment » Environmental Issues » Greenhouse Effect and Global Warning

MCQ▾

Question

Gas being produced by paddy field and involved in global warming is

Choices

Choice (4) Response
a.

Methane

b.

H2S

c.

CO2

d.

Chlorine

Question number: 19

» Ecology and Environment » Environmental Issues » Agrochemicals and Their Effects

MCQ▾

Question

Decrease in rate of mitosis in root tips is caused by

Choices

Choice (4) Response
a.

Pb

b.

Cu

c.

CO2

d.

SO2

Question number: 20

» Ecology and Environment » Environmental Issues » Radioactive Waste Management

MCQ▾

Question

What percentage of solar radiation is reflected in the outer space by troposphere?

Choices

Choice (4) Response
a.

90 %

b.

34 %

c.

17 %

d.

10 %

Question number: 21

» Ecology and Environment » Environmental Issues » Air Pollution and Its Control

MCQ▾

Question

Which of the following does not cause pollution?

Choices

Choice (4) Response
a.

Automobile

b.

Thermal power project

c.

Nuclear energy project

d.

Hydroelectric project

Question number: 22

» Ecology and Environment » Environmental Issues » Air Pollution and Its Control

MCQ▾

Question

Excessive inhalation of manganese causes

Choices

Choice (4) Response
a.

Gout

b.

Pneumonia

c.

Anemia

d.

Diphtheria

Question number: 23

» Ecology and Environment » Environmental Issues » Agrochemicals and Their Effects

MCQ▾

Question

Cyanosis is caused by

Choices

Choice (4) Response
a.

Chromium

b.

Carbon dioxide

c.

Chlorine

d.

Nitrate concentration

Question number: 24

» Ecology and Environment » Environmental Issues » Water Pollution and Its Control

MCQ▾

Question

Water pollution can be stopped best by

Choices

Choice (4) Response
a.

Spraying with DDT

b.

Treating effluents to remove injurious chemicals

c.

Rearing more fishes

d.

Cultivating useful water plants

Sign In