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Why an organ becomes vestigial in man-Il...

Why an organ becomes vestigial in man-Illustrate with example.

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UNITED BOOK HOUSE-GHOOM BOYS SCHOOL PAPER-EXERCISE
  1. With the help of a cross show how the sex of the child is determined i...

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  2. Show with the help of cross how haemophilia is inherited.

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  3. Why an organ becomes vestigial in man-Illustrate with example.

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  4. Mention about behavioural adaptations for problem solving in chimpanze...

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  5. Write in sequence the names of four main fossils ancesters during the...

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  6. Mention two damages as a result of greenhouse effect resulting from ai...

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  7. State the principle and prospect of Cryopreservation.

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  8. Write the major topics regarding biodiversity documented in Peoples Bi...

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  9. Propose two conservation measures that could be taken to increase the...

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  10. Draw a neat diagram of reflex arc and label the following parts: Rec...

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  11. Draw a neat diagram of the metaphase stage of animal cell division and...

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  12. Write two features of metaphase of mitosis of a plant cell division

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  13. What is the relationship between chromosme, DNA and gene?

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  14. Distinguisht between euchromatin and heterochromatic on the basis of s...

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  15. With the help of checker board show the type of offsprings that might ...

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  16. Mendel performd dihybrid cross with colour and shape of seed of a pea ...

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  17. What do you mean by Natural Selection as proposed by Darwin? Explain w...

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  18. What do you mean by Natural Selection as proposed by Darwin? Explain w...

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  19. 3 difference between sympathetic and parasympathetic nervous system

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  20. Which condition do you consider to declare one as biodiversity hotspot...

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