The last major evolutionary advancement among the vascular plants was the emergence of flowering plants
(angiosperms) about
1. 350 million years ago
2. 140 million years ago
3. 16,00 million years ago
4. 220 million years ago
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Subtopic: 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
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Subtopic: Concept of Organic Evolution: Evidence |
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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
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Subtopic: Concept of Organic Evolution: Evidence |
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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
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Subtopic: Concept of Organic Evolution: Evidence |
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