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Give the role of sun in the origin and e...

Give the role of sun in the origin and evolution of life .

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Solar radiations in the form of UV rays or infra-red rays provided the most abundant type of free energy available on primitive earth.
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ICSE-EVOLUTION-PRACTICE QUESTIONS (Short Answer Type-I Questions)
  1. What are eobionts?

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  2. What is big bang?

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  3. What is the possibility of life existing elsewhere in the space?

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  4. Mention any one striking similarity that is found in the embryos of al...

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  5. Give the role of sun in the origin and evolution of life .

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  6. A cytologist found that the banding pattern in chromosomes of gorilla ...

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  7. Give four features in which human beings are considered more advanced ...

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  8. Write briefly about the two processes leading to the formation of new ...

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  9. What aspect of organic evolution is represented by the variation in th...

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  10. Classify the following into analogous and homologous organs: Trunk o...

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  11. Classify the following into analogous and homologous organs: Wing of...

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  12. Classify the following into analogous and homologous organs: Tendril...

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  13. Classify the following into analogous and homologous organs: Nails o...

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  14. Explain any two palaeontological evidences in favour of organic evolut...

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  15. How is sickle-cell carrier has an advantage over the rest of the human...

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  16. A chimpanzee can hold objects by its hands and an elephant by its tusk...

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  17. What is artificial selection in terms of evolution? Name plant that ha...

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  18. List the two main propositions of Oparin and Haldane.

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