Organisms and Environment Population Interactions-Mutualism NEET Questions

Biology - Ecology and Environment

Organisms and Environment Population Interactions-Mutualism MCQ Questions


7.
Which of the following is NOT an example of mutualism?
A.
Fig and wasp
B.
Sea anemone and clown fish
C.
Mycorrhiza
D.
Lichen
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ANSWER :
B. Sea anemone and clown fish
8.
The interaction in plant–pollinator relationships where both flower and its pollinator influence each other's evolution is called:
A.
Co-evolution
B.
Competitive exclusion
C.
Co-existence
D.
Resource partitioning
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ANSWER :
A. Co-evolution
9.
In mutualism, plants offer rewards to pollinators in the form of:
A.
Cardiac glycosides
B.
Toxins and thorns
C.
Camouflage
D.
Pollen and nectar
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ANSWER :
D. Pollen and nectar
10.
Which sign convention correctly represents mutualism?
A.
(-, -)
B.
(+, +)
C.
(+, -)
D.
(+, 0)
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ANSWER :
B. (+, +)
11.
In the mycorrhizal association, what does the plant gain from the fungus?
A.
Carbohydrates
B.
Protection from herbivores
C.
Absorption of essential nutrients from soil
D.
Oxygen for respiration
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ANSWER :
C. Absorption of essential nutrients from soil
12.
The 'cheaters' in plant–pollinator mutualism refer to:
A.
Animals that steal nectar without performing pollination
B.
Plants that produce no nectar
C.
Pollinators that visit only one flower species
D.
Plants that produce too much nectar
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ANSWER :
A. Animals that steal nectar without performing pollination