NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 3437 - 3442 of 3511

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Question number: 3437

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

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Appeared in Year: 2005

MCQ▾

Question

Prolonged liberal irrigation of agricultural fields is likely to create the problem of: (CBSE)

Choices

Choice (4) Response

a.

Aridity

b.

Acidity

c.

Metal toxicity

d.

Salinity

Question number: 3438

» Ecology and Environment » Ecosystem » Productivity and Decomposition

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Appeared in Year: 2004

MCQ▾

Question

Lichens are well known combination of an alga-and a fungus where fungus has: (CBSE)

Choices

Choice (4) Response

a.

A symbiotic relationship with the alga

b.

A parasitic relationship with the alga

c.

A saprophytic relationship with the alga

d.

An epiphytic relationship with the alga

Question number: 3439

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

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Appeared in Year: 2002

MCQ▾

Question

Maximum greenhouse gas released by which country: (CBSE)

Choices

Choice (4) Response

a.

India

b.

France

c.

Britain

d.

U. S. A

Question number: 3440

» Plant Physiology » Photosynthesis » Photochemical and Biosynthetic Phases

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Appeared in Year: 2004

MCQ▾

Question

Photosynthetically active radiation (PAR) represents the following range of way length. (CBSE)

Choices

Choice (4) Response

a.

400 - 700nm

b.

500 - 600

c.

450 - 950

d.

340 - 450 nm

Question number: 3441

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

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Appeared in Year: 2005

MCQ▾

Question

Which of the following is not used for disinfection of drinking water? (CBSE)

Choices

Choice (4) Response

a.

Chlorine

b.

Phenyl

c.

Chloramine

d.

Ozone

Question number: 3442

» Ecology and Environment » Biodiversity and Its Conservation » Hotspots

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Appeared in Year: 2008

MCQ▾

Question

Which one of the following is not observed in biodiversity hotspots? (CBSE)

Choices

Choice (4) Response

a.

Lesser inter-specific competition

b.

Accelerated species loss

c.

Species richness

d.

Endemism