Which one of the following was obtained by S. Miller in his experiments on the origin of life before 1953:
1.  Simple sugars
2.  Amino acids
3.  Nucleotide
4.  Peptides

Subtopic:  Urey & Miller Experiment |
 88%
From NCERT
AIPMT - 1999
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Which evidence of evolution related to Darwin's finches:

1. Evidence from biogeographical distribution

2. Evidence from comparative anatomy

3. Evidence from embryology

4. Evidence from palaeontological

Subtopic:  Palentological Evidences of Evolution |
 82%
From NCERT
AIPMT - 2000
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According to fossils that have been discovered till now, the origin and evolution of man started from which country?

1. France

2. Java

3. Africa

4. China

Subtopic:  Introduction to Human Evolution |
 75%
From NCERT
AIPMT - 2002
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Which one of the following sequences was proposed by Darwin and Wallace for organic evolution?

1.  Overproduction, variations, constancy of population size, natural selection
2.  Variations, constancy of population size, overproduction, natural selection
3.  Overproduction, constancy of population size, variations, natural selection
4.  Variations, natural selection, overproduction, constancy of population size
Subtopic:  Darwin's Theory |
From NCERT
AIPMT - 2003
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Industrial melanism is an example of:
 

1. Drug resistance
2. Darkening of the skin due to smoke from industries
3. Protective resemblance with the surroundings
4. Defensive adaptation of skin against ultraviolet radiations
Subtopic:  Natural Selection |
 69%
From NCERT
AIPMT - 2003
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In a random mating population in equilibrium, which of the following brings about a change in gene frequency in a non-directional manner?

1. Mutations 2. Random drift
3. Selection 4. Migration

Subtopic:  Hugo De Vries Theory of Evolution |
From NCERT
AIPMT - 2003
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Similarities in organisms with different genotypes indicate:
1.  Microevolution
2.  Macroevolution
3.  Convergent evolution
4.  Divergent evolution

Subtopic:  Palentological Evidences of Evolution |
 75%
From NCERT
AIPMT - 2001
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According to Oparin, which one of the following was not present in the primitive atmosphere of the earth?

1. Oxygen

2. Hydrogen

3. Water vapour

4. Methane 

Subtopic:  Concept of Organic Evolution: Evidence: 1 |
 92%
From NCERT
AIPMT - 2004
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Diversification in plant life appeared:

1. Due to abrupt mutations

2. Suddenly on earth

3. By seed dispersal

4. Due to long periods of evolutionary changes 

Subtopic:  Darwin's Theory |
 74%
From NCERT
AIPMT - 2004
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On Galapagos island, Darwin observed variation in beaks of birds (Darwin's finches) and he concluded:
1.  Inter species variation
2.  Intraspecies variation
3.  Natural selection according to food
4.  Inheritance of acquired characters

Subtopic:  Palentological Evidences of Evolution |
 67%
From NCERT
AIPMT - 1998
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