NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 3406 - 3410 of 3511

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Question number: 3406

» Ecology and Environment » Organisms and Environment » Population Attributes

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Appeared in Year: 2005

MCQ▾

Question

Which of the following is not true for a species? (CBSE)

Choices

Choice (4) Response

a.

Members of a species can interbreed

b.

Gene flow does not occur between the populations of a species

c.

Variations occur among members of a species

d.

Each species is reproductively isolated from every other species

Question number: 3407

» Ecology and Environment » Biodiversity and Its Conservation » Biosphere Reserves

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Appeared in Year: 2004

MCQ▾

Question

In your opinion, which is the most effective way to conserve the plant diversity of an area: - (CBSE)

Choices

Choice (4) Response

a.

By developing seed bank

b.

By tissue culture method

c.

By creating botanical garden

d.

By creating biosphere reserve

Question number: 3408

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

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Appeared in Year: 2006

MCQ▾

Question

The ‘blue baby’ syndrome results from (CBSE)

Choices

Choice (4) Response

a.

Excess of dissolved oxygen

b.

Excess of TDS (total dissolved solids)

c.

Excess of chloride

d.

Methemoglobinemia

Question number: 3409

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

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Appeared in Year: 2007

MCQ▾

Question

Which one of the following is not a bio-indicator of water pollution? (CBSE)

Choices

Choice (4) Response

a.

Sludge-worms

b.

Sewage fungus

c.

Blood-worms

d.

Stone flies

Question number: 3410

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

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Appeared in Year: 2008

MCQ▾

Question

According to Central Pollution Control Board (CPCB), which particulate size in diameter (in micrometers) of the air pollutants is responsible for greatest harm to human health? (CBSE)

Choices

Choice (4) Response

a.

5.2 - 2.5

b.

1.5 or less

c.

2.5 or less

d.

1.0 or less