Home
Class 11
BIOLOGY
The intine of a pollen grain is mainly m...

The intine of a pollen grain is mainly made up of

A

cellulose and pectin

B

lipid and pectin

C

pectin and lignin

D

lignin and cutin

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SEXUAL REPRODUCTION IN FLOWERING PLANTS

    AAKASH SERIES|Exercise EXERCISE - I (Megasporophyll, Ovule, Female gametophyte)|25 Videos

  • SEXUAL REPRODUCTION IN FLOWERING PLANTS

    AAKASH SERIES|Exercise EXERCISE - I (Pollination )|17 Videos

  • SEXUAL REPRODUCTION IN FLOWERING PLANTS

    AAKASH SERIES|Exercise EXERCISE - III (Previous AIPMT/NEET Questions )|61 Videos

  • REPRODUCTIVE HEALTH

    AAKASH SERIES|Exercise EXERCISE-III (PREVIOUS AIPMT/NEET QUESTIONS)|21 Videos

  • STRATEGIES FOR ENHENCEMENT IN FOOD PRODUCTION

    AAKASH SERIES|Exercise EXERCISE-III|68 Videos

Similar Questions

Explore conceptually related problems

pollen grains

Exine of pollen grain

Intine of pollen grain is made of

Diameter of pollen grain is

Assertion : Exine of a pollen grain is made up of sporopollenin which is resistant to high temperature, strong acid or alkali as well as enzymatic degradation. Reason : Sporopollenin is absent in the region of germ pores.

Exine of pollen grain is made up of

The intine of pollen grains is composed of

Study of pollen grains is

Identify the pair of wrong statements I. Intine of pollen grains is made up of sporopollenin, II.l Pollen grains are well preserved as fossils because of the presence of sporopollenin, III. Enzymes can degrade the organic material of the pollen grain exine, IV. Sporopollenin can withstand high temperature, strong acids and alkali

Study of pollen grains is called

AAKASH SERIES-SEXUAL REPRODUCTION IN FLOWERING PLANTS -EXERCISE - I (Introduction, Microsporophyll, Anther, Male gametophyte)
  1. Flower organs have evolved from modified

    Text Solution

    |

  2. A typical anther of an angiosperm is

    Text Solution

    |

  3. Male gametes are formed by

    Text Solution

    |

  4. How many nuclei are present in a mature pollen?

    Text Solution

    |

  5. The intine of a pollen grain is mainly made up of

    Text Solution

    |

  6. The exine of a pollen grain is composed of one of the most resistant ...

    Text Solution

    |

  7. Sculpturing of exine of pollen is important in

    Text Solution

    |

  8. Male gametes in angiosperms are formed by the division of

    Text Solution

    |

  9. In flowering plants, mature male gametophyte is derived from a polle...

    Text Solution

    |

  10. In a flowering plant 2n = 24, the number of chromosomes in its endospe...

    Text Solution

    |

  11. Pollen grains are shed at

    Text Solution

    |

  12. Fusion of male gamete with polar nuclei of embryo sac is known as

    Text Solution

    |

  13. Tapetum occurs in

    Text Solution

    |

  14. Which one of the following statements is correct?

    Text Solution

    |

  15. Exine of pollen grain is made up of

    Text Solution

    |

  16. Pollen tablets are available in the market for

    Text Solution

    |

  17. Which of the following statements about sporopollenin is incorrect ?

    Text Solution

    |

  18. In angiosperms how many male gametes are produced by one meiosis in on...

    Text Solution

    |

  19. Male gametes in angiosperms are formed by the division of

    Text Solution

    |

  20. If there are 40 pollen mother cells in anther, what will be the number...

    Text Solution

    |