Ecology and Environment-Ecosystem (AIIMS Biology): Questions 13 - 19 of 23

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Question number: 13

» Ecology and Environment » Ecosystem » Patterns, Components

MCQ▾

Question

Science of self-control in an ecosystem is called –

Choices

Choice (4) Response

a.

Autecology

b.

Edaphology

c.

Cybernetics

d.

Synecology

Question number: 14

» Ecology and Environment » Ecosystem » Productivity and Decomposition

Appeared in Year: 1977

MCQ▾

Question

All the living organisms and non-living factors of the earth constitute - [CPMT]

Choices

Choice (4) Response

a.

Biosphere

b.

Community

c.

Association

d.

Biome

Question number: 15

» Ecology and Environment » Ecosystem » Patterns, Components

MCQ▾

Question

In a forest ecosystem green plants are –

Choices

Choice (4) Response

a.

Primary consumers

b.

Consumers

c.

Primary producers

d.

Decomposers

Question number: 16

» Ecology and Environment » Ecosystem » Nutrient Cycling

MCQ▾

Question

If we completely remove decomposers from an ecosystem, the ecosystem functioning will be adversely affected because -

Choices

Choice (4) Response

a.

Rate of decomposition of other components will be very high

b.

Mineral movement will be blocked

c.

Energy flow will be blocked

d.

Herbivores will not receive solar energy

Question number: 17

» Ecology and Environment » Ecosystem » Patterns, Components

MCQ▾

Question

An ecosystem resists change because it is in a state

Choices

Choice (4) Response

a.

Static Imbalance

b.

Regular Illumination

c.

Food acumination

d.

Homeostasis

Question number: 18

» Ecology and Environment » Ecosystem » Productivity and Decomposition

Appeared in Year: 1989

MCQ▾

Question

The term biosphere is used for the zone of the earth where life exists - [CPMT]

Choices

Choice (4) Response

a.

In the hydrosphere

b.

On the lithosphere

c.

In the lithosphere, hydrosphere and atmosphere

d.

In the lithosphere and hydrosphere

Question number: 19

» Ecology and Environment » Ecosystem » Productivity and Decomposition

MCQ▾

Question

The storage of energy at consumer level is known as-

Choices

Choice (4) Response

a.

Net primary productivity

b.

Net productivity

c.

Secondary productivity

d.

Gross primary production

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