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1
NEET 2021
MCQ (Single Correct Answer)
+4
-1
The factor that leads to Founder effect in a population is :
A
Genetic drift
B
Natural selection
C
Genetic recombination
D
Mutation
2
NEET 2021
MCQ (Single Correct Answer)
+4
-1
Match List-I with List-II.

List-I List-II
(a) Adaptive radiation (i) Selection of resistant varieties due to excessive use of herbicides and pesticides
(b) Convergent evolution (ii) Bones of forelimbs in Man and Whale
(c) Divergent evolution (iii) Wings of Butterfly and Bird
(d) Evolution by anthropogenic action (iv) Darwin Finches


Choose the correct answer from the options given below.
A
(a) (b) (c) (d)
(i) (iv) (iii) (ii)
B
(a) (b) (c) (d)
(iv) (iii) (ii) (i)
C
(a) (b) (c) (d)
(iii) (ii) (i) (iv)
D
(a) (b) (c) (d)
(ii) (i) (iv) (iii)
3
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
From his experiments, S.L. Miller produced amino acids by mixing the following in a closed flask
A
CH3, H2, NH3 and water vapor at 600°C
B
CH4, H2, NH3 and water vapor at 800°C
C
CH3 , H2 , NH4 and water vapor at 800°C
D
CH4 , H2 , NH3 and water vapor at 600°C
4
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Flippers of Penguins and Dolphins are examples of
A
Adaptive radiation
B
Natural selection
C
Industrial melanism
D
Convergent evolution
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