CBSE-NET (Based on NTA-UGC) Environmental Science (Paper-II): Questions 349 - 353 of 385

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Question number: 349

» Statistical Analysis » Measurement and Distribution of Attributes

Appeared in Year: 2009

MCQ▾

Question

Stoke’s Law of Settling Velocity is represented by – (December)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 350

» Water » Types of Water Pollution

Appeared in Year: 2011

MCQ▾

Question

Which of the following steps can be used to raise the assimilative capacity of natural systems? - (December)

Choices

Choice (4) Response

a.

Avoid concentration of polluting industry at a particular place.

b.

Turn barren land into eutrophic system.

c.

Question does not provide sufficient data or is vague

d.

None of the above

Question number: 351

» Ecosystems » Food Chains

Appeared in Year: 2011

MCQ▾

Question

Which of the following is a correct sequence found in a grassland ecosystem? – (December)

Choices

Choice (4) Response

a.

Grasses → Diatoms → deer → dog

b.

Grasses → rabbit → wolves → tiger

c.

Grasses → snakes → deer → dog

d.

Trees → birds → hawks → wolves

Question number: 352

» Introduction of Environmental Science » Physico-Chemical and Biological Factors in Environment

Appeared in Year: 2009

MCQ▾

Question

Doppler effect is not commonly observed using light, because: (June)

Choices

Choice (4) Response

a.

Object has to be moving at a speed that is a significant fraction of the speed of light.

b.

Sound is audible

c.

Velocity of sound is much smaller than that of light

d.

Light is an electromagnetic wave

Question number: 353

» Soil » Soil Micro-Organisms and Functions

Appeared in Year: 2009

MCQ▾

Question

Which of the following have algae as Symbionts?

Choices

Choice (4) Response

a.

Mango tree

b.

Pinus

c.

Coralloid roots of cycas

d.

Walnut

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