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Study the following statements and selec...

Study the following statements and select the correct option.
(i) Tapetum nourishes the developing pollen grains.
(ii) Hilum represents the junction between ovule and funicle.
(iii) In aquatic plants such as water hyacinth and waterlity, pollination occurs by water.
(iv) The primary endosperm nucleus is triploid.

A

(i) and (ii) are correct but (iii) and (iv) are incorrect

B

(i),(ii) and (iv) are correct but (iii) is incorrect

C

(ii), (iii) and (iv) are correct but (i) is incorrect

D

(i) and (iv) are correct but (ii) and (iii) are incorrect

Text Solution

Verified by Experts

The correct Answer is:
B

In many aquatic plants with emergent flowers, pollination occurs by wind or insects e.g., lotus, water lily, water hyacinth.
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NCERT FINGERTIPS-SEXUAL REPRODUCTION IN FLOWERING PLANTS-Sexual Reproduction In Flowering Plants
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  2. Double fertilisation was first discovered in 1898 byin Fritillaria and...

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  3. Study the following statements and select the correct option. (i) Ta...

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  4. Milk of tender coconut represents ------ and the surrounding white coc...

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  5. In the given diagram, X represents

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  6. Select the correct order of endosperm types.

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  7. If an endosperm cell of an angiospern contains 24 chromosomes, the num...

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  8. The cell of endosperm have 24 chromosomes. What will be the number of ...

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  9. In angiosperms, normally after fertilisation

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  10. The true embryo develops as a result of fusion of

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  11. Father of India embryology is

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  12. Identify the different parts of a typical dicot embryo labelled as A,B...

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  13. The portion of embryonal axis between plumule (future shoot) and cotyl...

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  14. Identify the parts labelled A,B and C in the given figure and select t...

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  15. Which of the given statements are true? (i) During the development o...

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  16. Coleoptile and coleorhiza are the protective sheats covering labelled ...

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  17. is not an endospermic seed.

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  18. Endosperm is completely consumed by the developing embryo in

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  19. Endospermic seeds, are found in

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  20. In albuminous seeds, food is stored in and in exalbuminous seeds, food...

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