Ecology and Environment (KVPY Stream-SA (Class 11) Biology): Questions 38 - 45 of 52

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Question number: 38

» Ecology and Environment » Ecosystem » Patterns, Components

Appeared in Year: 1980

MCQ▾

Question

The importance of ecosystem lies in - [CPMT]

Choices

Choice (4) Response

a.

Flow of energy

b.

Cycling of materials

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 39

» Ecology and Environment » Ecosystem » Productivity and Decomposition

MCQ▾

Question

Nepenthes (Insectivorous pitcher plant) is –

Choices

Choice (4) Response

a.

Consumer

b.

Producer

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 40

» Ecology and Environment » Ecosystem » Patterns, Components

Appeared in Year: 1983

MCQ▾

Question

The community which starts succession at’ a place is termed [Aligarh]

Choices

Choice (4) Response

a.

Primary community

b.

Seral community

c.

Climax community

d.

Pioneer community

Question number: 41

» Ecology and Environment » Organisms and Environment » Population and Ecological Adaptations

Appeared in Year: 1990

MCQ▾

Question

Which of the following which is the smallest parasite [MP PMT]

Choices

Choice (4) Response

a.

Lemna

b.

Arceuthobium

c.

Wolffia

d.

Spirodella

Question number: 42

» Ecology and Environment » Ecosystem » Patterns, Components

MCQ▾

Question

When the two ecosystems overlap each other the area is called.

Choices

Choice (4) Response

a.

Niche

b.

Ecotypes

c.

Ecotone

d.

Edge effect

Question number: 43

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

MCQ▾

Question

Greenhouse effect mainly due to

Choices

Choice (4) Response

a.

SO2

b.

O2

c.

CO2

d.

CO

Question number: 44

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

MCQ▾

Question

Bloom occurs in -

Choices

Choice (4) Response

a.

Fast flowing river

b.

Rain water

c.

Eutrophic lake

d.

Oligotrophic lake

Question number: 45

» Ecology and Environment » Organisms and Environment » Habitat and Niche

MCQ▾

Question

Father of Indian ecology is -

Choices

Choice (4) Response

a.

S C Pandeya

b.

Prof R Misra

c.

Prof N Dudgeon

d.

G S Puri

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