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Give two examples of homologous organs....

Give two examples of homologous organs.

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### Step-by-Step Text Solution 1. **Definition of Homologous Organs**: Homologous organs are anatomical structures in different species that share a common ancestry but have evolved to perform different functions. This is a result of divergent evolution, where species adapt to different environments while retaining similar structural features. 2. **Example 1 - Flippers and Wings**: - **Dolphin Flippers**: The flippers of dolphins are adapted for swimming in water. - **Bird Wings**: The wings of birds are adapted for flying in the air. - **Cat Legs**: The legs of cats are adapted for walking and running on land. ...
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ICSE-EVOLUTION-PRACTICE QUESTIONS (Very Short Answer Type Questions)
  1. Who were first oxygenic and aerobic photoautotrophs ?

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  2. Name the gases that were found in primitive earth's atmosphere.

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  3. Give two examples of homologous organs.

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  4. Define organic evolution in three words.

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  5. Give two examples of connecting links.

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  6. Name the scientist who disproved spontaneous generation theory.

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  7. Evolution is a discontinuous process. Is it correct?

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  8. Give the three key factors of the modern concept of evolution.

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  9. In which areas does the dark melanic species of the peppered moth abou...

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  10. What is the cause of sickle-cell anaemia?

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  11. List three mechanisms by which variant genotypes can be produced in na...

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  12. Which source of variation is denied to the asexually reproducing organ...

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  13. What is the significance of the Lederberg's experiment?

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  14. Who proposed the theory of origin of species by natural selection?

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  15. Which is the common ancestor of old world monkeys, apes and humans?

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  16. Name the common ancestor of the great apes and man.

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  17. Man descended from monkeys'. Do you agree?

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  18. Which is the earliest fossil of prehistoric man?

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  19. Name the apes which are the most primitive.

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  20. What is the cranial capacity of man?

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