Which one of the following pair of items correctly belongs to the category of organs mentioned against it?
1. Thorn of Bougainvillea and tendrils of Cucurbita – Analogous organs
2. Nictitating membrane and blind spot in the human eye – vestigial organs
3. Nephridia of the earthworm and Malpighian tubules of cockroach - Excretory organs
4. Wings of a honey bee and wings of crow - Homologous organs

Subtopic:  Definition & Types of Evolution | Theory of Evolution & Lamarckism |
 66%
From NCERT
AIPMT - 2008
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The finches of the Galapagos islands provide evidence in favour of:

1. special creation

2. evolution due to mutation

3. retrogressive evolution

4. biogeographical evolution

Subtopic:  Darwin's Theory | Summary of Darwin's Theory |
 84%
From NCERT
AIPMT - 2007
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Which one of the following is not a living fossil?

1. King crab

2. Sphenodon

3. Archaeopteryx

4. Peripatus

Subtopic:  Concept of Speciation | Genetic Basis of Adaptation |
 55%
AIPMT - 2006
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The most recent and direct pre-historic ancestor is:

1. Cro-magnon 

2. Neanderthal

3. Pre-neaderthal

4. None of these

Subtopic:  Introduction to Human Evolution | Evolution Prior to Ape Man |
 62%
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Darwin’s finches represent:

1. Morphological variations

2. Geographical isolations

3. Climate variations

4. Reproductive isolation

Subtopic:  Darwin's Theory |
 63%
From NCERT
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Hardy-Weinberg equilibrium is known to be affected by gene flow, genetic drift, mutation, genetic recombination and:

1. evolution

2. limiting factors

3. saltation

4. natural selection 

Subtopic:  Hardy Weinberg Law |
 77%
From NCERT
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Which one of the following in birds indicates their reptilian ancestry?
 

1. Scales on their heart
2. Four-chambered heart
3. Two special chambers crop and grizzlies in their digestive tract
4. Egg with a calcareous shell
Subtopic:   A BRIEF ACCOUNT OF EVOLUTION |
 65%
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Darwinism explains all the following except:

1. Within each species, there is variation

2. Organisms tend to produce more offspring than can survive

3. Offspring with better traits that overcome competition are best suited for the environment

4. Variations are inherited from parents to offspring through genes

Subtopic:  Darwin's Theory |
 54%
From NCERT
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Theory of pangenesis was given by:

1. Darwin

2. Lamarck

3. Hugo de Vries

4. Oparin

Subtopic:  Darwin's Theory |
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Which of the following is not true for a species?

1. Members of a species interbreed

2. Variations occur among members of species

3. Each species is reproductively isolated from every other species

4. Gene flow does not occur between the populations of a species

Subtopic:  Hardy Weinberg Law |
 73%
From NCERT
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