Which of the following had the smallest brain capacity?

1. Homo erectus

2. Homo sapiens

3. Homo neanderthalensis

4. Homo habilis

Subtopic:  Evolution Prior to Ape Man: 1 | Evolution Prior to Ape Man: 2 | Evolution Prior to Ape Man |
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NEET - 2015
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A population will not exist in Hardy-Weinberg equilibrium if

1. individuals mate selectively

2. there are no mutations

3. there is no migration

4. the population is large

Subtopic:  Hardy Weinberg Law: 1 | Hardy Weinberg Law: 2 | Hardy Weinberg Law |
 63%
NEET - 2015
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In a population of 1000 individuals 360 belongs to genotype AA, 480 to Aa and the

remaining 160 to aa. Based on this data, the frequency of allele A in the population is

1. 0.4

2. 0.5

3. 0.6

4. 0.7

Subtopic:  Hardy Weinberg Law: 1 | Hardy Weinberg Law |
 70%
NEET - 2014
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Forelimbs of cat, lizard used in walking; forelimbs of whale used in swimming and

forelimbs of bats used in flying are an example of

1. analogous organs

2. adaptive radiation 

3. homologous organs

4. convergent evolution

Subtopic:  Concept of Organic Evolution: Evidence: 1 | Concept of Organic Evolution: Evidence |
 80%
From NCERT
NEET - 2014
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Which one of the following are analogous structures?

1. Wings of bat and wings of pigeon

2. Gills of prawn and lungs of man

3. Thorns of Bougainvillea and tendrils of Cucurbita

4. Flippers of dolphin and legs of horse

Subtopic:  Concept of Organic Evolution: Evidence: 2 | Concept of Organic Evolution: Evidence |
 53%
NEET - 2014
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Variation in gene frequencies within populations can occur by chance rather than by

natural selection. This is referred to as

1. genetic flow

2. genetic drift

3. random mating

4. genetic load

Subtopic:  Sources of Variation: 2 | Sources of Variation |
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From NCERT
NEET - 2013
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The process by which organisms with different evolutionary history evolve similar

phenotypic adaptations in response to a common enviroment challenge, is called 

1. natural selection 

2. convergent evolution 

3. non-random evolution 

4. adaptive radiation 

Subtopic:  Concept of Organic Evolution: Evidence: 2 | Concept of Organic Evolution: Evidence |
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NEET - 2013
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The tendency of population to remain in genetic equilibrium may be disturbed by 

1. random mating

2. lack of migration 

3. lack of mutations

4. lack of random mating

Subtopic:  Hardy Weinberg Law: 1 | Hardy Weinberg Law: 2 | Hardy Weinberg Law |
 57%
NEET - 2013
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The eyes of Octopus and eyes of cat show different patterns of structure, yet they

perform similar function. This is an example of

1. homologous organs that have evolved due to convergent evolution

2. homologous organs that have evolved due to divergent evolution

3. analogous organs that have evolved due to convergent evolution

4. analogous organs that have evolved due to divergent evolution

Subtopic:  Concept of Organic Evolution: Evidence: 1 | Concept of Organic Evolution: Evidence: 2 | Concept of Organic Evolution: Evidence |
 88%
From NCERT
NEET - 2013
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The extinct human who lived 100000 to 40000 years ago, in Europe, Asia and parts of

Africa, with short stature, heavy eye brows, retreating fore heads, large jaws with heavy

teeth, stocky bodies, a lumbering gait and stooped posture was

1. Homo habilis

2. Neanderthal human

3. Cro- magnon humans

4. Ramapithecus

 66%
NEET - 2012
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