Ecology and Environment-Ecosystem (AIIMS Biology): Questions 1 - 6 of 23

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Question number: 1

» Ecology and Environment » Ecosystem » Energy Flow

Appeared in Year: 2012

MCQ▾

Question

Energy flow in an ecosystem is

Choices

Choice (4) Response
a. Multidirectional
b.

Unidirectional

c.

Bidirectional

d. None of the above

Question number: 2

» Ecology and Environment » Ecosystem » Productivity and Decomposition

Appeared in Year: 1990

MCQ▾

Question

A biosphere is composed of [MP PMT, RPMT 95]

Choices

Choice (4) Response
a.

Living organisms

b.

Living organisms + Lithosphere

c.

Living organisms + lithosphere + atmosphere

d.

Living organisms + lithosphere + atmosphere + hydrosphere

Question number: 3

» Ecology and Environment » Ecosystem » Energy Flow

MCQ▾

Question

In an ecosystem the function of the producers is to

Choices

Choice (4) Response
a.

Utilize chemical energy

b.

Release energy

c.

Trap solar energy and convert it into chemical energy

d.

Convert organic compounds into inorganic compounds

Question number: 4

» Ecology and Environment » Ecosystem » Pyramids of Number, Biomass, Energy

Appeared in Year: 2002

MCQ▾

Question

Bamboo plant is growing in a far forest then what will be the trophic level of it: - [CPMT]

Choices

Choice (4) Response
a.

Second trophic level (T2)

b.

First trophic level (T1)

c.

Fourth trophic level (T4)

d.

Third trophic level (T3)

Question number: 5

» Ecology and Environment » Ecosystem » Pyramids of Number, Biomass, Energy

MCQ▾

Question

A plant, being eaten by a herbivore which in turn is eaten by a carnivore makes -

Choices

Choice (4) Response
a.

Food chain

b.

Web of Food

c.

Interdependence

d.

Omnivores

Question number: 6

» Ecology and Environment » Ecosystem » Pyramids of Number, Biomass, Energy

MCQ▾

Question

The ecological pyramid of numbers in pond ecosystem is -

Choices

Choice (4) Response
a.

May upright or Inverted

b.

Inverted

c.

Upright

d.

First upright then inverted

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