Ecology and Environment-Environmental Issues (KVPY (Kishore Vaigyanik Protsahan Yojana) Stream-SA (Class 11) Biology): Questions 1 - 5 of 16

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Question number: 1

» Ecology and Environment » Environmental Issues » Solid Waste Management

Appeared in Year: 2010

MCQ▾

Question

The interior of a cow-dung piece kept for a few days is quite warm. This is mostly because

Choices

Choice (4) Response

a.

Undigested material releases heat due to oxidation by air

b.

Dung is dark and absorbs a lot of heat

c.

Cellulose present in the dung is a good insulator

d.

Bacterial metabolism inside the dung releases heat

Question number: 2

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

Appeared in Year: 2014

MCQ▾

Question

Two bottles were half filled with water from Ganga (‘P’) and Kaveri (‘Q’) and kept under identical airtight conditions for 5 days. The oxygen was determined to be 2 % in bottle (‘P’) and 10 % in bottle (‘Q’). What could be the cause of this difference?

Choices

Choice (4) Response

a.

the rivers are equally polluted

b.

Kaveri is more polluted than Ganga

c.

Kaveri has more minerals than Ganga

d.

Ganga is more polluted than Kaveri

Question number: 3

» Ecology and Environment » Environmental Issues » Greenhouse Effect and Global Warning

MCQ▾

Question

Maximum greenhouse gas released by which country

Choices

Choice (4) Response

a.

France

b.

Britain

c.

U. S. A

d.

India

Question number: 4

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

MCQ▾

Question

Environmental Planning organization is

Choices

Choice (4) Response

a.

CSIR

b.

NEERI

c.

ICAR

d.

CEPHERI

Question number: 5

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

MCQ▾

Question

It is said that Taj mahal may be destroyed due to -

Choices

Choice (4) Response

a.

Flood in Yamuna River

b.

Air pollutants released from oil refinery of Mathura

c.

Decomposition of marble as a result of high temperature

d.

None of the above

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