One of the important consequences of geographical isolation is:
1. no change in the isolated fauna
2. preventing speciation
3. speciation through reproductive isolation
4. random creation of new species
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one of the following is not a living fossil?
1. King crab
2. Sphenodon
3. Archaeopteryx
4. Peripatus
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyJurassic period of the Mesozoic era is characterised by:
1. | gymnosperms, adminant plants, and first birds appear |
2. | radiation of reptiles and the origin of mammal-like reptiles |
3. | Dinosaurs become extinct and angiosperms appear |
4. | flowering plants and the first dinosaurs appear |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology