Home
Class 11
BIOLOGY
An anther has 1200 pollen grains. How ma...

An anther has `1200` pollen grains. How many pollen mother cells must have been there to produce them ?

Text Solution

Verified by Experts

300
Promotional Banner

Topper's Solved these Questions

  • MODEL PAPER 8

    VGS PUBLICATION-BRILLIANT|Exercise SECTION B|9 Videos

  • MODEL PAPER 8

    VGS PUBLICATION-BRILLIANT|Exercise SECTION B|9 Videos

  • MODEL PAPER 7

    VGS PUBLICATION-BRILLIANT|Exercise SECTION C|5 Videos

  • MODEL PAPER 9

    VGS PUBLICATION-BRILLIANT|Exercise SECTION - B|2 Videos

Similar Questions

Explore conceptually related problems

An anther has 3600 pollen grains. How many pollen mother cells must have been there to produce them?

How do pollen grains pollute the air?

Pollen grains are produced by_____

If there are 40 pollen mother cells in anther, what will be the number of pollen grains?

Pollen grains are produced by ______

In a guava fruit there were 300 seeds. How many meiotic divisions must have been involved in the development of this fruit?

At present how many recombinant therapeutics have been approred for human use the world over

How many nuclei are present in the pollen grain?

A flower which never opens and its pollen grains germinate inside the anther and their pollen tubes enter the carpels to fertilise the ovules is called

VGS PUBLICATION-BRILLIANT-MODEL PAPER 8-SECTION A
  1. Define the terms couplet and lead in taxonomic key.

    Text Solution

    |

  2. How are viroids different from viruses?

    Text Solution

    |

  3. Who is popularly known as father of Botany ? What was the book written...

    Text Solution

    |

  4. What type of Inflorescence is found in fig trees? Why does the insect ...

    Text Solution

    |

  5. Differentiate actinomorphic from zygomorphic flower.

    Text Solution

    |

  6. What is geocarpy ? Name the plant which exhibits this phenomenon.

    Text Solution

    |

  7. What is the significance of vacuole in a plant cell?

    Text Solution

    |

  8. Which tissue of animals and plants exhibits meiosis ?

    Text Solution

    |

  9. An anther has 1200 pollen grains. How many pollen mother cells must ha...

    Text Solution

    |

  10. Climax stage is achieved quickly in secondary succession as compared ...

    Text Solution

    |

  11. What is meant by tautonymy? Give two examples.

    Text Solution

    |

  12. Why is the true coelom considered a secondary body cavity?

    Text Solution

    |

  13. Mention any two substance secreted by mast cells with their functions.

    Text Solution

    |

  14. What is the strongest cartilage? In which regions of the human body, d...

    Text Solution

    |

  15. Which arthropod, you have studied, is called a living fossill? Name i...

    Text Solution

    |

  16. Name two poisonous and nonpoisonous snakes found in south India.

    Text Solution

    |

  17. Distinguish between lobopodium and filopodium. Give an example of each...

    Text Solution

    |

  18. What is kinety?

    Text Solution

    |

  19. From which substances Smack and Coke are obtained?

    Text Solution

    |

  20. Which are pollutants are mainly responsible for acid rains?

    Text Solution

    |