CBSE-NET (UGC) Environmental Science (Paper-II & Paper-III): Questions 268 - 274 of 376

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Question number: 268

» Statistical Analysis » Measurement and Distribution of Attributes

Appeared in Year: 2009

MCQ▾

Question

In symmetrical distribution pattern – (December)

Choices

Choice (4) Response

a.

Mean & Mode coincide

b.

Median, Mean and Mode coincide

c.

Mode & Median coincide

d.

Mean & Median coincide

Question number: 269

» Solid Waste and Management » Sources and Generation of Solid Wastes

Appeared in Year: 2011

MCQ▾

Question

Among bio-medical wastes, human anatomical wastes fall under category – (December)

Choices

Choice (4) Response

a.

4

b.

2

c.

3

d.

1

Question number: 270

» Fundamentals of Environmental Chemistry » Acid Base Reaction

Appeared in Year: 2011

MCQ▾

Question

The pH of a 0.001 M solution of HCl is – (December)

Choices

Choice (4) Response

a.

4

b.

1

c.

3

d.

2

Question number: 271

» Ecosystems » Population

Appeared in Year: 2011

MCQ▾

Question

For the following Poisson distribution

P(X)=2xe2x!;X=0,1,2,

the value of the mean is – (December)

Choices

Choice (4) Response

a.

4

b.

12

c.

1

d.

2

Question number: 272

» Ecosystems » Population

Appeared in Year: 2011

MCQ▾

Question

The amount of biomass which can be sustained under steady state condition of an ecosystem is termed as – (December)

Choices

Choice (4) Response

a.

Sustainable yield

b.

System homeostasis

c.

Carrying capacity

d.

Primary productivity

Question number: 273

» Chemical Composition of Air » Classification of Elements

Appeared in Year: 2009

MCQ▾

Question

Which one of the following is not a permitting cryoprotectant? – (December)

Choices

Choice (4) Response

a.

Glycerol

b.

Sucrose

c.

DMSO

d.

1, 2 – propanediol

Question number: 274

» Fundamentals of Environmental Chemistry » Stochiometry

Appeared in Year: 2013

MCQ▾

Question

Normality of 0.25 M phosphoric acid is (December)

Choices

Choice (4) Response

a.

0.75

b.

0.50

c.

0.25

d.

2.50

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