1
NEET 2023
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements:

Statement I: RNA mutates at a faster rate.

Statement II: Viruses having RNA genome and shorter life span mutate and evolve faster.

In the light of the above statements, choose the correct answer from the options given below:

A
Both Statement I and Statement II are false.
B
Statement I is true but Statement II is false.
C
Statement I is false but Statement II is true.
D
Both Statement I and Statement II are true.
2
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language

Give the correct descending order of organisms with reference to their estimated number found in Amazon forest.

(a) Plants (b) Invertebrates (c) Fishes (d) Mammals (e) Birds

Choose the correct answer from the options given below :

A
(b) > (a) > (c) > (e) > (d)
B
(a) > (b) > (e) > (d) > (c)
C
(a) > (c) > (d) > (b) > (e)
D
(b) > (a) > (e) > (d) > (c)
3
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language

Select the correct statement regarding mutation theory of evolution.

A
Large differences due to mutations arise gradually in a population
B
This theory was proposed by Alfred Wallace
C
Variations are small directional changes
D
Single step large mutation is a cause of speciation
4
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language

Natural selection where more individuals acquire specific character value other than the mean character value, leads to

A
Stabilising change
B
Directional change
C
Disruptive change
D
Random change
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