Which of the following is important for speciation:

1. Seasonal isolation

2. Reproductive isolation

3. Behavioural isolation

4. Tropical isolation

Subtopic:  Concept of Speciation |
 83%
AIPMT - 2002
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NEET 2026 - Target Batch - Vital
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Which of the following are homologous organs:

1. Wings of Birds & Locust

2. Wings of birds (Sparrow) & Pectoral fins of fish

3. Wings of Bat & Butterfly

4. Legs of frog & Cockroach

Subtopic:  Palentological Evidences of Evolution |
 68%
AIPMT - 2002
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NEET 2026 - Target Batch - Vital
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Genetic drift operates in:

1. Small isolated population

2. Large isolated population

3. Fast reproductive population

4. Slow reproductive population

Subtopic:  Difference Between Drift & Selection |
 82%
AIPMT - 2002
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There is no life on the moon due to the absence of:

1. O2

2. Water

3. Light

4. Temperature

Subtopic:  Origin of Life |
AIPMT - 2002
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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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In which condition, the gene ratio remains constant for any species?

1. Sexual selection

2. Random mating

3. Mutation

4. Gene flow

Subtopic:  Sources of Variation: 1 | Sources of Variation: 2 |
 65%
AIPMT - 2002
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The sequence of which of the following is used to know the phylogeny?

1. m-RNA 2. r-RNA
3. t-RNA 4. DNA
Subtopic:  Biochemical Evidences |
AIPMT - 2002
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What is true for individuals of the same species:

1. Live in the same niche

2. Live in the same habitat

3. Interbreeding

4. Live in different habitat

Subtopic:  Concept of Speciation |
 67%
AIPMT - 2002
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In which era reptiles were dominated:

1. Coenozoic era

2. Mesozoic era

3. Paleozoic era

4. Archaeozoic era

Subtopic:  Concept of Organic Evolution: Evidence: 2 |
 67%
From NCERT
AIPMT - 2002
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Convergent evolution is illustrated by:

1. Rat and dog

2. Bacterium and protozoan

3. Starfish and cuttlefish

4. Dogfish and whale

Subtopic:  Palentological Evidences of Evolution |
 57%
AIPMT - 2003
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