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According to de - Vrices what is salt...

According to de - Vrices what is saltation ?

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According to Hugo de Vries, saltation is sudden, large and inheritable change which leads to speciation. He called such changes as mutations in his Mutation theory of evolution
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MODERN PUBLICATION-EVOLUTION-REVISION EXERCISES-(II.VERY SHORT ANSWER TYPE QUESTIONS)(One mark each),(B. QUESTIONS FROM CBSE EXAMINATIONS :)
  1. Name the common ancestor of the great apes and man.

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  2. Write the similarity between the wing of a butterfly and the wing of a...

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  3. State the significance of the study of fossils in evolution.

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  4. State the significance of biochemical similarities amongst diverse org...

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  5. Comment of the similarity between the wing of a cockroach and the wing...

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  6. Identify the examples of convergent evolution from the following : (...

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  7. Identify the examples of homologous structures from the following- (...

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  8. "Sweet potato tubers and potato tubers are the result of convergent ev...

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  9. State a reason for the increased population of dark coloured moths coi...

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  10. According to de - Vrices what is saltation ?

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  11. Write the probable differences in eating habits of Homo habilis and Ho...

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  12. What role does an individual organisms play as per Darwin's theory of ...

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  13. What is "fitness of an individual" according to Darwin?

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  14. Rearrange the human activities mentioned below as per the order in whi...

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  15. State two postulates of Oparin and Haldane with reference to origin of...

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  16. Write the names of the following : (i)A 15 mya primate that was ape-...

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  17. Mention one example each from plants and animals exhibiting divergent ...

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  18. what is 'saltation' according to de Vries ?

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