Environmental Science (3110007) MCQs

MCQs of Introduction of Environment

Showing 121 to 130 out of 131 Questions
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121.

Percentage of total water found as fresh water is

(a)

87.5 %
(b)

2.5%
(c)

97.5 %
(d)

75%
Answer:

Option (b)

122.

The range of Temperature variation in mesosphere is

(a)

20°C to -56°C
(b)

-2 °C to -90°C
(c)

-56°C to -2°C
(d)

-90°C to 120°C
Answer:

Option (b)

123.

The least pollutant receptor or sink on earth is

(a)

Biosphere
(b)

Atmosphere
(c)

Lithosphere
(d)

Hydrosphere
Answer:

Option (b)

124.

Water vapour is

(a)

A Gas
(b)

A Cloud droplets
(c)

A Rain drop
(d)

A Snow flake
Answer:

Option (a)

125.

Environmental studies is defined as the branch that deals with the:

(a)

Design, study, and discovery of new materials.
(b)

The study of humanities, social, biological, and physical sciences
(c)

Incorporate the information and physical sciences.
(d)

Approach about the natural world and the impact of humans on its integrity.
Answer:

Option (d)

126.

The functional aspects of the ecosystem are:

(a)

Energy cycles
(b)

Nutrient cycles
(c)

Food chains
(d)

All of the above

 
Answer:

Option (d)

127.

Which of the following is also called Detrivores?

(a)

Herbivores
(b)

Decomposers
(c)

Carnivores
(d)

None of the above
Answer:

Option (b)

128.

Name the drug associated with the plant source tea or coffee?

(a)

Opium Poppy
(b)

Thorn apple
(c)

Caffeine
(d)

Camphor
Answer:

Option (c)

129.

Forest Conservation act was amended in which of the following year

(a)

1952
(b)

1963
(c)

1978
(d)

1988
Answer:

Option (d)

130.

 __________ is an organism used to gauge the quality of an ecosystem. 

(a)

Decomposers
(b)

Predator
(c)

Bio-remediator
(d)

Bioindicator
Answer:

Option (d)

Showing 121 to 130 out of 131 Questions
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