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One of the most resistant biological mat...

One of the most resistant biological material known is
(A) sporopollenin
(B) hemicellulose
(C) lignocellulose
(D) lignin

A

sporopollenin

B

hemicellulose

C

lignocellulose

D

lignin

Text Solution

Verified by Experts

The correct Answer is:
A
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KUMAR PRAKASHAN-SEXUAL REPRODUCTION IN FLOWERING PLANTS-Section -F (Multiple Choice Questions)
  1. Pollination is best defined as (A) The transference of pollens from a...

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  2. A microspore mother cell forms (A) embryo sac (B) pollen Grains (...

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  3. One of the most resistant biological material known is (A) sporopolle...

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  4. How many pollen mother cells will produce 1000 pollen grains? (A) 100...

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  5. In angiosperms how many microspore mother cells are required to produc...

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  6. The formation of 256 pollen grains is done by how many meiotic divisio...

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  7. When a microspore mother cell with 40 chromosomes undergoes meiosis ea...

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  8. The odd one is (A) micropyle (B) nucellus (C) embryo sac (D) Po...

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  9. What is produced by male gametophyte in angiosperms?

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  10. The pollen grain is related to the embryo sac as (A) male gametophyt...

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  11. Commonly is a mature fertillised ovule n, 2n and 3n condition is respe...

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  12. The endosperm of angiosperms is developed from (A) antipodals (B) z...

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  13. If an endosperm of an angiosperm has 24 chromosomes what would be the ...

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  14. What is endosperm? Describe types of endosperm

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  15. Milky water of green coconut is (A) liquid of female gametophyte (B...

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  16. Proteinaceous endosperm of maize is called (A) apophysis (B) aleuro...

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  17. Morphologically the white fluffy edible mass in maize is….. (A) seed ...

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  18. The megasporangium of the angiosperms on maturation gives rise to (A)...

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  19. In angiosperms how many microspore mother cells are required to produc...

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  20. After ferilisation, the seed coats of seeds develop from (A) ovule ...

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