Parasitism NEET Questions

Biology - Ecology and Environment

Parasitism MCQ Questions


1.
In parasitism, the relationship between the two interacting species is:
A.
Both species benefit (+, +)
B.
Both species suffer (-, -)
C.
One benefits and other is harmed (+, -)
D.
One benefits and the other is unaffected (+, 0)
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ANSWER :
C. One benefits and other is harmed (+, -)
2.
Which of the following is NOT a characteristic adaptation of parasites?
A.
Highly developed digestive system
B.
Presence of adhesive organs or suckers
C.
High reproductive capacity
D.
Loss of unnecessary sense organs
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ANSWER :
A. Highly developed digestive system
3.
The human liver fluke (a trematode parasite) requires how many intermediate hosts to complete its life cycle?
A.
Three
B.
Two
C.
None
D.
One
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ANSWER :
B. Two
4.
The malarial parasite uses which organism as a vector?
A.
Mosquito
B.
Tick
C.
Snail
D.
Fish
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ANSWER :
A. Mosquito
5.
Parasites that feed on the external surface of the host organism are called:
A.
Ectoparasites
B.
Hyperparasites
C.
Endoparasites
D.
Brood parasites
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ANSWER :
A. Ectoparasites
6.
Cuscuta is an example of:
A.
A parasitic plant that has lost chlorophyll and leaves
B.
An endoparasitic plant
C.
A brood parasite
D.
An ectoparasitic animal
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ANSWER :
A. A parasitic plant that has lost chlorophyll and leaves