1
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Flippers of Penguins and Dolphins are examples of
A
Adaptive radiation
B
Natural selection
C
Industrial melanism
D
Convergent evolution
2
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following refer to correct example(s) of organisms which have evolved due to changes in environment brought about by anthropogenic action?

(a) Darwin’s Finches of Galapagos islands.
(b) Herbicide resistant weeds.
(c) Drug resistant eukaryotes.
(d) Man-created breeds of domesticated animals like dogs.
A
(b), (c) and (d)
B
only (a)
C
(a) and (c)
D
only (d)
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
The concept of ''Omnis cellula-e cellula'' regarding cell division was first proposed by :
A
Schleiden
B
Aristotle
C
Rudolf Virchow
D
Theodore Schwann
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Variations caused by mutation, as proposed by Hugo de Vries, are :
A
small and directional
B
small and directionless
C
random and directional
D
random and directionless
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