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Q. No.

The flippers of the Penguins and Dolphins are the example of:
1. Natural selection 
2. Convergent evolution 
3. Divergent evolution 
4. Adaptive radiation 

Subtopic:  Biological Evolution |
 76%
Level 2: 60%+
NEET - 2024
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Match List-I with List-II: 
List-I List-II
A. Mesozoic Era I. Lower invertebrates
B.  Proterozoic Era II. Fish & Amphibia 
C. Cenozoic Era III. Birds & Reptiles
D. Paleozoic Era IV. Mammals
Choose the correct answer from the options given below:
1. A-III, B-I, C-II, D-IV 2. A-I, B-II, C-IV, D-III
3. A-III, B-I, C-IV, D-II 4. A-II, B-I, C-III, D-IV
Subtopic:  Biological Evolution |
 59%
Level 3: 35%-60%
NEET - 2024
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The animal coelacanth caught in South Africa is an example of vertebrate transition from:
1. Fish to Amphibia  2. Amphibia to Reptilia 
3. Reptilia to Bird  4. Reptilia to Mammal 
Subtopic:   A BRIEF ACCOUNT OF EVOLUTION |
 70%
Level 2: 60%+
NEET - 2024
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Which one of the following factors will not affect the Hardy-Weinberg equilibrium?
1. Genetic drift
2. Gene migration
3. Constant gene pool
4. Genetic recombination
Subtopic:  Hardy Weinberg Law: 1 |
 80%
Level 1: 80%+
NEET - 2024
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Given below are some stages of human evolution. Arrange them in the correct sequence (Past to Recent):
A. Homo habilis
B. Homo sapiens 
C. Homo neanderthalensis
D. Homo erectus 
Choose the correct sequence of human evolution from the options given below :
1. B-A-D-C
2. C-B-D-A
3. A-D-C-B
4. D-A-C-B
Subtopic:  Evolution of Homo Sapiens |
 79%
Level 2: 60%+
NEET - 2024
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The frequency of an allele in a population is ultimately decided by:
1. Dominance
2. Whether it is autosomal linked or sex linked
3. Forces such as natural selection
4. The number of alleles present for a particular gene
Subtopic:  Natural Selection |
Level 3: 35%-60%
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The ultimate source of allelic variations in a population is:
1. Recombination
2. Mutation
3. Genetic drift
4. Gene flow
Subtopic:  Population Genetics |
 56%
Level 3: 35%-60%
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Which of the following types of natural selection narrows the phenotypic range by selecting against phenotypic extremes?
1. disruptive selection.
2. stabilizing selection.
3. directional selection.
4. neutral selection.
Subtopic:  Hardy Weinberg Law: 1 |
 54%
Level 3: 35%-60%
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Consider the given two statements:
Assertion (A): Variations on which natural selection acts, arise as a result of random mutations.
Reason (R): A new variation may, or may not, be adaptive.
 
1. Both (A) and (R) are True but (R) does not correctly explain (A).
2. Both (A) and (R) are True and (R) correctly explains (A).
3. (A) is False and (R) is also False.
4. (A) is True but (R) is False.
Subtopic:  Darwin's Theory |
 55%
Level 3: 35%-60%
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Consider the given two statements:
Assertion (A): The hemoglobin gene is less similar between humans and gorilla than between humans and chimpanzees.
Reason (R): Humans and chimpanzees have a more recent common ancestor than human and gorilla.
 
1. Both (A) and (R) are True but the (R) does not correctly explain (A).
2. Both (A) and (R) are True and the (R) correctly explains (A).
3. (A) is False and (R) is also False.
4. (A) is True but (R) is False.
Subtopic:  Evolution Prior to Ape Man: 2 |
 72%
Level 2: 60%+
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