Subtopic: Â A BRIEF ACCOUNT OF EVOLUTION |
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Which of the following does not illustrate the phenomenon of natural selection?
1. Industrial melanism
2. Herbicide resistant weeds
3. Artificial breeding
4. Antibiotic resistant microbes
1. Industrial melanism
2. Herbicide resistant weeds
3. Artificial breeding
4. Antibiotic resistant microbes
Subtopic: Â Concept of Organic Evolution: Evidence |
 74%
From NCERT
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All of the following are examples of homologous organs, except
1. Arm of man and flipper of whale
2. Thorn of Bougainvillaea and tendril of cucurbita
3. Eye of an octopus and eye of a mammal
4. Brain of frog and man
1. Arm of man and flipper of whale
2. Thorn of Bougainvillaea and tendril of cucurbita
3. Eye of an octopus and eye of a mammal
4. Brain of frog and man
Subtopic: Â Concept of Organic Evolution: Evidence |
 81%
From NCERT
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The homologous organs are
1. Wings of pigeon and housefly
2. Wings of housefly and bat
3. Wings of pigeon and forelimbs of man
4. Wings of butterfly, bat and housefly
1. Wings of pigeon and housefly
2. Wings of housefly and bat
3. Wings of pigeon and forelimbs of man
4. Wings of butterfly, bat and housefly
Subtopic: Â Concept of Organic Evolution: Evidence |
 75%
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Anatomically and structurally different, but functionally similar structures are called
1. Analogous
2. Divergent
3. Homologous
4. Convergent
1. Analogous
2. Divergent
3. Homologous
4. Convergent
Subtopic: Â Concept of Organic Evolution: Evidence |
 70%
From NCERT
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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
1. Vestigial organs
2. Analogous organs
3. Homologous organs
4. Physiological organs
Subtopic: Â 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: Â 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: Â 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: Â Concept of Organic Evolution: Evidence |
 55%
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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: Â Concept of Organic Evolution: Evidence |
 69%
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