CBSE-NET (Based on NTA-UGC) Environmental Science (Paper-II): Questions 327 - 332 of 385

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Question number: 327

» Ecosystems » Abiotic and Biotic Components

MCQ▾

Question

Successive increase in concentration of some chemicals through different food level organisms is called – (December)

Choices

Choice (4) Response

a.

Biological magnification

b.

Chemical production

c.

Biodegradation

d.

Biogeochemical cycle

Question number: 328

» Common Flora and Fauna in India » Terrestrial

Appeared in Year: 2011

MCQ▾

Question

An aquatic system is essentially a single phase system while terrestrial system is a – (December)

Choices

Choice (4) Response

a.

Two phase system

b.

Three phase system

c.

Four phase system

d.

Multiple phase system higher than having four phases

Question number: 329

» Introduction of Environmental Science » Inversions and Mixing Heights

Appeared in Year: 2011

MCQ▾

Question

Inversions occur when atmosphere is – (December)

Choices

Choice (4) Response

a.

Slightly stable

b.

Most stable

c.

Neutral

d.

Unstable

Question number: 330

» Basics of Environmental Geosciences » Environmental Geochemistry » Geochemical Cycles

Appeared in Year: 2009

MCQ▾

Question

The geochemical weathering process can be viewed as – (December)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 331

» Basics of Environmental Geosciences » Landuse Planning » Soil Surveys

Appeared in Year: 2011

MCQ▾

Question

Soil surveys involve which of the following? – (December)

Choices

Choice (4) Response

a.

Soil series mapping

b.

Soil depth mapping

c.

Soil horizons mapping

d.

All of the above

Question number: 332

» Statistical Analysis » Basic Elements and Tools

Appeared in Year: 2009

MCQ▾

Question

Which statistical device helps in analyzing the co-variation of two or more variables? – (December)

Choices

Choice (4) Response

a.

Mean of the variables

b.

Correlation

c.

Regression

d.

Standard deviation

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