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Q. No.Organs which have similar origin and developmental plan, but different functions are called
1. Vestigial organs
2. Analogous organs
3. Homologous organs
4. Physiological organs
Subtopic: Concept of Organic Evolution: Evidence |
86%
From NCERT
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Find the odd one
1. Trunk of an elephant and hand of a chimpanzee
2. Ginger and sweet potato
3. Wings of bat and insect
4. Nails of human beings and claws of a cat
1. Trunk of an elephant and hand of a chimpanzee
2. Ginger and sweet potato
3. Wings of bat and insect
4. Nails of human beings and claws of a cat
Subtopic: Concept of Organic Evolution: Evidence |
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Find the odd one w.r.t. evolution
1. Seal's flipper
2. Bat's wing
3. Horse's foot
4. Butterfly's wings
1. Seal's flipper
2. Bat's wing
3. Horse's foot
4. Butterfly's wings
Subtopic: Concept of Organic Evolution: Evidence |
From NCERT
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Which of the following is not vestigeal organ in human beings?
1. Rudimentary ear muscles and third molars (wisdom teeth), body hair
2. Coccygeal tail, vertebrae and scalp muscles
3. Vermiform appendix and nictitating membrane of the eye
4. Ear pinna, patella, olecranon process
1. Rudimentary ear muscles and third molars (wisdom teeth), body hair
2. Coccygeal tail, vertebrae and scalp muscles
3. Vermiform appendix and nictitating membrane of the eye
4. Ear pinna, patella, olecranon process
Subtopic: Concept of Organic Evolution: Evidence |
56%
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Which of the following is not a vestigial organ?
1. Scalp hair
2. Epiglottis
3. Verniform appendix
4. Wisdom tooth
1. Scalp hair
2. Epiglottis
3. Verniform appendix
4. Wisdom tooth
Subtopic: Concept of Organic Evolution: Evidence |
70%
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Subtopic: Concept of Organic Evolution: Evidence |
55%
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Gill clefts and notochord appear in the embryonic development of all vertebrates from fishes to mammals.
This supports the theory of
1. Recapitulation
2. Metamorphosis
3. Biogenesis
4. Abiogenesis
This supports the theory of
1. Recapitulation
2. Metamorphosis
3. Biogenesis
4. Abiogenesis
Subtopic: Concept of Organic Evolution: Evidence |
64%
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Cycas and Ginkgo are connecting links between
1. Bryophytes and pteridophytes
2. Pteridophytes and gymnosperms
3. Gymnosperms and angiosperms
4. Thallophyta and bryophyta
1. Bryophytes and pteridophytes
2. Pteridophytes and gymnosperms
3. Gymnosperms and angiosperms
4. Thallophyta and bryophyta
Subtopic: Concept of Organic Evolution: Evidence |
55%
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Which one of the following is not a living fossil?
1. Peripatus
2. King crab (Limulus)
3. Archaopteryx
4. Sphenodon
1. Peripatus
2. King crab (Limulus)
3. Archaopteryx
4. Sphenodon
Subtopic: Concept of Organic Evolution: Evidence |
59%
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Presence of tail and coarse hair in human baby is
1. Radiation
2. Atavism
3. Mutation
4. Crossing over
1. Radiation
2. Atavism
3. Mutation
4. Crossing over
Subtopic: Concept of Organic Evolution: Evidence |
74%
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