Ecology and Environment NDA Questions

NDA BIOLOGY

Ecology and Environment MCQ Questions


13.
Organisms that feed on both plants and animals are called
A.
Herbivores
B.
Detritivores
C.
Carnivores
D.
Omnivores
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ANSWER :
D. Omnivores
14.
Which of the following animals occupies the highest trophic level?
A.
Lion
B.
Grasshopper
C.
Grass
D.
Deer
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ANSWER :
A. Lion
15.
An ecological pyramid of energy is always
A.
Irregular
B.
Spindle-shaped
C.
Inverted
D.
Upright
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ANSWER :
D. Upright
16.
Which ecological pyramid can be INVERTED in an aquatic ecosystem?
A.
Pyramid of numbers in a forest
B.
Pyramid of productivity
C.
Pyramid of biomass
D.
Pyramid of energy
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ANSWER :
C. Pyramid of biomass
17.
Who coined the term 'Ecosystem'?
A.
Ernst Haeckel
B.
A.G. Tansley
C.
Charles Darwin
D.
E.P. Odum
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ANSWER :
B. A.G. Tansley
18.
In a forest ecosystem, the pyramid of numbers is
A.
Flat
B.
Inverted
C.
Spindle-shaped
D.
Upright
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ANSWER :
D. Upright