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Why do moss plants produce very larg num...

Why do moss plants produce very larg number of male gametes ? Provide one reasons. What are these gametes called ?

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Why do moss plants produce very large number of male gametes ? Provide one reasons. What are these gametes called ?

A: The number of male gametes produces is always greater than the number of female gametes produced. R: A large number of male gametes fail to reach upto the female gamete.

A moss plant produces a large number of antherozoids but relatively only a few egg cells. Why ?

A moss plant produces a large number of antherozoids but relatively only a few egg cells. Why ?

Number of male gametes formed 16 microspore mother cells is

Number of gamete produced by a meiocyte

When more than 2 male gametes are produced in a pollen tube, it is called

The carrying of male gametes near female gametes by pollen tube is called

Assertion: In an organism, male gametes are always produced in large number as compared to female gametes. Reason: Male gametes have to cover a reasonable distance to reach the female gametes.

The method of producing large number of plants in very short duration using plant explants by tissue culture is called

ALLEN-REPRODUCTION IN ORGANISMS & SEXUAL REPRODUCTION IN FLOWERING PLANTS-Question
  1. Describe the mutual relationship between fig tree and wasp and comment...

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  2. It sweet potato analogous or homologous to potato tuber ? Give reasons...

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  3. Why do moss plants produce very larg number of male gametes ? Provide ...

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  4. AMOSS Plant is unable to complete its life-cycle in a dry environment....

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  5. How do plants produce seeds through apomixis? Explain with the help of...

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  6. Geitonogamous flowering plants are genetically autogamous but function...

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  7. What would happen if syngamy does not occur ?

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  8. What do you think -is vegetative reproduction also a type of asexual r...

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  9. In potato, sugarcane, banana ginger and dahlia, the new plantlets inva...

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  10. How long does it take form marigold, rice, wheat, coconut, mango plant...

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  11. What is vegetative propagation? Give two suitable examples

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  12. Identify each part in a flowering plant and write whether it is haploi...

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  13. Differentiate between gametogenesis from embryogenesis.

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  14. What are chasmogamous flowers? Can cross-pollination occur in cleistog...

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  15. Make a list of any three outbreeding devices that flowering plants hav...

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  16. Differentiate between microsporogenesis and megasporogenesis. Which ty...

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  17. Why are angiosperm anthers called dithecous ? Describe the structure o...

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  18. Double fertilization is reported in plants of both, castor and groundn...

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  19. Describe the development of endosperm after double fertilization in an...

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  20. State what is apomixis. Write its significance. How can it be commerci...

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