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(a) Identify the fossils A and B? (b) ...


(a) Identify the fossils A and B?
(b) What type of fossils are these?

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(i) Ammonite, Trilobite
(ii) Invertebrate.
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OSWAAL PUBLICATION-HEREDITY AND EVOLUTION-TOPIC - 2 (ORIGIN OF LIFE AND EVOLUTION)(SHORT ANSWER TYPE QUESTIONS - II)
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  2. Differentiate between Caucasoid man and Mongoloid man based on their p...

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  3. (a) Identify the fossils A and B? (b) What type of fossils are these...

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  4. What is speciation? Explain in brief the role of natural selection and...

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  5. Explain the terms (i) Speciation (ii) Natural selection

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  6. Define the following with one example for each : (i) Genetic Drift. ...

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  7. Name three organisms which are fossilized.

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  8. (i) Which of the following fossils is invertebrate and which one is ve...

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  9. Give two uses of fossils. How does the study of fossils provide eviden...

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  10. When organisms die, their bodies will decompose and be lost. Then how ...

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  11. How were farmers able to obtain present day cabbage, cauliflower and b...

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  12. "Evolution should not be equated with progress". Why?

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  13. List three factors that provide evidences in favour of evolution in or...

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  14. Homologous organs are different form analogous organs. (i) Mention t...

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  15. There are two different types of organs, homologous and analogous. Dif...

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  16. All human races like Africans, Asians, Europeans, Americans and others...

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  17. List three factors that provide evidences in favour of evolution in or...

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  18. (i) Planaria, insects, octopus and vertebrates all have eyes. Can we g...

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  19. "It is a matter of chance whether a couple will have a male or a femal...

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  20. (a) Cite the evidence on the basis of which it is concluded that birds...

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