1
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

Tropical regions show greatest level of species richness because

A. Tropical latitudes have remained relatively undisturbed for millions of years, hence more time was available for species diversification.

B. Tropical environments are more seasonal.

C. More solar energy is available in tropics.

D. Constant environments promote niche specialization.

E. Tropical environments are constant and predictable.

Choose the correct answer from the options given below.

A
A, C, D and E only
B
A and B only
C
A, B and E only
D
A, B and D only
2
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II

List - I List - II
A. Robert May I. Species-Area relationship
B. Alexander von Humboldt II. Long term ecosystem experiment using out door plots
C. Paul Ehrlich III. Global species diversity at about 7 million
D. David Tilman IV. Rivet popper hypothesis

Choose the correct answer from the options given below:

A
A-II, B-III, C-I, D-IV
B
A-III, B-I, C-IV, D-II
C
A-I, B-III, C-II, D-IV
D
A-III, B-IV, C-II, D-I
3
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

In 'rivet popper hypothesis', Paul Ehrlich compared the rivets in an airplane to :

A
species within a genus
B
genetic diversity
C
ecosystem
D
genera within a family
4
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

For chemical defence against herbivores, Calotropis has :

A
cardiac glycosides
B
strychnine
C
toxic ricin
D
distasteful quinine
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