1
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
Which of the following is the correct sequence of events in the origin of life ?
I. Formation of protobionts
II. Synthesis of organic monomers
III. Synthesis of organic polymers
IV. Formation of DNA-based genetic systems
A
II, III, I, IV
B
II, III, IV, I
C
I, II, III, IV
D
I, III, II, IV
2
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Which of the following structures is homologus to the wing of a bird ?
A
Wing of a Moth
B
Dorsal fin of a Shark
C
Flipper of Whale
D
Hindlimb of Rabbit
3
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Analogous structures are a result of :
A
Divergent evolution
B
Convergent evolution
C
Stabilizing selection
D
Shared ancestry
4
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Following are the two statements regarding the origin of life -
(a) The earliest organisms that appeared on the earth were non-green and presumably anaerobes
(b) The first autotrophic organisms were the chemoautotrophs that never released oxygen
Of the above statements which one of the following options is correct ?
A
Both (a) and (b) are false
B
Both (a) and (b) are correct
C
(b) is correct but (a) is false
D
(a) is correct but (b) is false
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