Ecology and Environment-Environmental Issues (NEET Biology): Questions 25 - 32 of 44

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Question number: 25

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

MCQ▾

Question

Noise pollution is created if noise is in excess to

Choices

Choice (4) Response

a.

40 - 65 db

b.

70 - 75 db

c.

50 - 60 db

d.

80 - 99 db

Question number: 26

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

MCQ▾

Question

Photochemical smog is related to the pollution of

Choices

Choice (4) Response

a.

Water

b.

Noise

c.

Air

d.

Soil

Question number: 27

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

MCQ▾

Question

Accumulation of fluoride in plant leaves causes

Choices

Choice (4) Response

a.

Chlorosis

b.

Stem rot

c.

Tip burn

d.

All of the above

Question number: 28

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

MCQ▾

Question

The major source of pollution up to 80 % of total air pollution in Metropolitan cities is due to

Choices

Choice (4) Response

a.

Pesticide

b.

Radioactivity

c.

Automobiles

d.

Loudspeaker

Question number: 29

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

MCQ▾

Question

Minamata disease is caused by

Choices

Choice (4) Response

a.

Air pollution

b.

Soil pollution

c.

Water pollution

d.

Noise pollution

Question number: 30

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

MCQ▾

Question

Bhopal gas accident occurred in which year and due to which gas?

Choices

Choice (4) Response

a.

1985/Ethyl isocyanate

b.

1986/Methyl isocyanate

c.

1985/CO

d.

1984/Methyl isocyanate

Question number: 31

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

Appeared in Year: 2004

MCQ▾

Question

Common indicator organism of water pollution is [CBSE PM/PD]

Choices

Choice (4) Response

a.

Lemna pancicostata

b.

Entamoeba histolytica

c.

Escherichia coli

d.

Eichhornia crassipes

Question number: 32

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

Appeared in Year: 2002

MCQ▾

Question

BOD is connected with [MPPMT]

Choices

Choice (4) Response

a.

Microbes

b.

Organic matter

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

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