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Ecology, Biodiversity Conservation and Environmental Issues

Posted on Jun 9, 2022 10:12 PM - 2 years ago

Ecology, Biodiversity Conservation and Environmental Issues mcq questions and answers for competitive exams UPSC SSC , SSC CGL, SSC CHSL, upsc Civils , Entrance exams Online test practice online free Quiz, mock practice online

241.

Based on the number arrange the following group of endemic vertebrate species of India in descending order: (i) Mammals (ii) Birds (iii) Reptiles (iv) Amphibians

a

Amphibians, Reptiles, Birds and Mammals.

b

Reptiles, Amphibians, Birds and Mammals.

c

Mammals, Birds, Amphibians and Reptiles.

d

Birds, Mammals, Reptiles and Amphibians

242.

Right to clean environment is guaranteed in Indian Constitution by

a

Article 14

b

Article 25

c

Article 21

d

Article 19

243.

Respiratory electron transport chain can be inhibited by

a

Phosphate

b

ADP

c

H2S

d

CO2

244.

In Environmental assessment study, interpretation and evaluation should consider

a

Significance of measured impacts

b

Comparison of alternatives

c

Uncertainty of possible impacts

d

All of the above

245.

Which of the following is not a characteristic feature of community?

a

Populations of different species occupying a particular place.

b

Groups of interacting individuals of different species.

c

Different species interacting with one another and with their environment of matter and energy.

d

Complex interacting network of plants, animals and microbes.

246.

pH of 0.01 M HNO3 is

a

0.1

b

1

c

2

d

10

247.

Reserve food material in algae is

a

Starch

b

Protein

c

Cellulose

d

None of the above

248.

As a consequence of succession the P/B ratio (Gross production / Standing crop biomass) is changed. It is

a

High during developmental stages and low at mature stage.

b

Remaining unchanged at all stages.

c

> 1 or < 1 at developmental stages and approximately 1 at mature stage.

d

Low during developmental stages and high at mature stage.

249.

Which one of the following pesticides persists for a long period in soil?

a

Lindane

b

Parathion

c

Carbaryl

d

Monocrotophos

250.

Which of the following ecosystems has the lowest net primary production per square metre?

a

A tropical rain forest

b

A grassland

c

An open ocean

d

A coral reef

251.

Which is a correct food chain in the Antarctic ecosystem?

a

Phytoplankton - Krill - Carnivorous Plankton - Emperor Penguin

b

Phytoplankton - Krill - Carnivorous Plankton - Squid - Elephant Seal - Leopard Seal

c

Herbivorous Zoo Plankton - Phytoplankton - Carnivorous Plankton - Elephant Seal - Leopard Seal

d

Phytoplankton - Herbivorous Zoo Plankton - Carnivorous Plankton - Adelic Penguin - Emperor Penguin

252.

Baba Amte was the leader of

a

Appiko Movement

b

Chipko Movement

c

Narmada Bachao Andolan

d

Tehri Dam Movement

253.

According to WHO, maximum permissible level of chlorides in drinking water is

a

100 mg/L

b

200 mg/L

c

600 mg/L

d

800 mg/L

254.

Which of the following organic compounds is not of biogenic origin?

a

Isoprene

b

a-pinene

c

Myrcene

d

Acrolein

255.

Which one of the following is not an energy recovery method of solid waste management?

a

Pelletisation

b

Biomethanation

c

Pyrolysis

d

Composting