Predation NEET Questions

Biology - Ecology and Environment

Predation MCQ Questions


1.
Predation is best described as an interaction in which:
A.
Both species are benefited
B.
Both species are harmed
C.
One species is benefited and the other is harmed
D.
One species is benefited and the other is unaffected
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ANSWER :
C. One species is benefited and the other is harmed
2.
In ecological terms, a sparrow eating a seed is considered:
A.
A decomposer
B.
A predator
C.
A herbivore only, not a predator
D.
A scavenger
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ANSWER :
B. A predator
3.
Which of the following is NOT a role played by predators in nature?
A.
Keeping prey populations under control
B.
Maintaining species diversity in a community
C.
Increasing competition among prey species
D.
Energy transfer across trophic levels
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ANSWER :
C. Increasing competition among prey species
4.
Predators are said to be 'prudent' in nature because:
A.
They never kill their prey
B.
They are very intelligent hunters
C.
They feed only on weak and old prey
D.
They do not overexploit their prey to avoid extinction of both
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ANSWER :
D. They do not overexploit their prey to avoid extinction of both
5.
If predators in nature are not 'prudent', what would happen?
A.
Only prey would become extinct
B.
Population of both would increase
C.
Only predator would become extinct
D.
Both prey and predator would eventually become extinct
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ANSWER :
D. Both prey and predator would eventually become extinct
6.
The prickly pear cactus introduced into Australia in the 1920s was finally controlled by introducing:
A.
A cactus-feeding fungus
B.
A cactus-feeding bird
C.
A cactus-feeding beetle
D.
A cactus-feeding moth
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ANSWER :
D. A cactus-feeding moth