Ecology and Environment-Ecosystem (NEET Biology): Questions 81 - 86 of 108

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Question number: 81

» Ecology and Environment » Ecosystem » Patterns, Components

Appeared in Year: 2005

MCQ▾

Question

The name of Norman Borlaug is associated with: [CBSE PM/PD]

Choices

Choice (4) Response

a.

Yellow Revolution

b.

White Revolution

c.

Blue Revolution

d.

Green Revolution

Question number: 82

» Ecology and Environment » Ecosystem » Nutrient Cycling

Appeared in Year: 2004

MCQ▾

Question

If by radiation all Nitrogenase enzyme are inactivated, then there will be no [CBSE PM/PD]

Choices

Choice (4) Response

a.

Fixation of nitrogen in legumes

b.

Fixation of atmospheric nitrogen

c.

Conversion from ammonium to nitrate in soil

d.

Conversion from nitrate to nitrite in legumes

Question number: 83

» Ecology and Environment » Ecosystem » Nutrient Cycling

MCQ▾

Question

The flow of materials from non-living components to living components and back to the non-living components in a more or less cyclic manner is called a-

Choices

Choice (4) Response

a.

Sedimentary cycle

b.

Biogeochemical cycle

c.

Gaseous cycle

d.

Hydrologic cycle

Question number: 84

» Ecology and Environment » Ecosystem » Nutrient Cycling

Appeared in Year: 1979

MCQ▾

Question

Carbon cycle includes (the following is a logical sequence) - [CPMT]

Choices

Choice (4) Response

a.

Producer - decomposer - consumer

b.

Consumer - producer – decomposer

c.

Decomposer - consumer - producer

d.

Producer - consumer - decomposer

Question number: 85

» Ecology and Environment » Ecosystem » Nutrient Cycling

MCQ▾

Question

The major source of water to the soil is -

Choices

Choice (4) Response

a.

Flood water

b.

Capillary water

c.

Precipitation

d.

Ground water

Question number: 86

» Ecology and Environment » Ecosystem » Productivity and Decomposition

Appeared in Year: 1974

MCQ▾

Question

The science dealing with soil is called [CPMT]

Choices

Choice (4) Response

a.

Geology

b.

Pedology

c.

Palaeontology

d.

Acarology

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