Home
Class 12
BIOLOGY
If you squeeze a seed of orange you migh...

If you squeeze a seed of orange you might observe many embryos of different sizes. How it possible ? Explain.

Text Solution

Verified by Experts

In orange, the nucellar cells surrounding the embryo sac start dividing, protrude into the embryo sac and develop into a number of embryos of different sizes.
Promotional Banner

Topper's Solved these Questions

  • XII BOARDS

    XII BOARDS PREVIOUS YEAR|Exercise SECTION-C|95 Videos
  • XII BOARDS

    XII BOARDS PREVIOUS YEAR|Exercise SECTION-D|50 Videos
  • XII BOARDS

    XII BOARDS PREVIOUS YEAR|Exercise SECTION-A|48 Videos
  • SAMPLE PAPER 2019

    XII BOARDS PREVIOUS YEAR|Exercise Section E Part B|3 Videos

Similar Questions

Explore conceptually related problems

If you squeeze a seed of orange you might observe many embryos of different sizes. It is because of :

(a) When a seed of an orange is squeezed , many embryos , instead of one are observed . Explain how it is possble. (b) Are these embryos genetically similar or different ? Comment.

When an orange seed is squeezed, many embryos of different shapes and sizes are revealed. Which phenomenon is responsible for this occurrence?

In hexane- 2,4 -dione, how many different mono-enols are possible?

If a matrix contain 5 elements, then how many different orders of matrices are possible ?

XII BOARDS PREVIOUS YEAR-XII BOARDS-SECTION-B
  1. Mention the role of ribosomes in peptide-bond formation. How does ATP ...

    Text Solution

    |

  2. How do copper and hormone releasing IUDs act as contraceptives? Explai...

    Text Solution

    |

  3. If you squeeze a seed of orange you might observe many embryos of diff...

    Text Solution

    |

  4. A recombinant DNA is formed when sticky ends of vector DNA and foreign...

    Text Solution

    |

  5. (i) Mention the number of primers required in each cycle of polymerase...

    Text Solution

    |

  6. Define the term 'health'. Mention any two ways of maintaining it.

    Text Solution

    |

  7. Why does a doctor administer tetanus antitoxin and not a tetanus vacci...

    Text Solution

    |

  8. Giving two reasons explain why there is more species biodiversity in t...

    Text Solution

    |

  9. Name an opioid drug and its source plant. How does the drug affect the...

    Text Solution

    |

  10. Mention the major cause of air pollution in metro cities. Write any th...

    Text Solution

    |

  11. How did Eli Lilly synthesis the human insulin ? Mention one difference...

    Text Solution

    |

  12. Placenta acts as an endocrine tissue. Justify.

    Text Solution

    |

  13. Differentiate between menarche and menopause.

    Text Solution

    |

  14. List the features that make a stable biological community.

    Text Solution

    |

  15. Mention how e-waste is produced and disposed off. Write the solution f...

    Text Solution

    |

  16. Differentiate between major structural changes in the human ovary duri...

    Text Solution

    |

  17. Alien species are a threat to native species. Justify taking example o...

    Text Solution

    |

  18. Explain giving reasons the cause of appearance of peaks 'a' 'b' in th ...

    Text Solution

    |

  19. Explain the zygote intra fallopian transfer technique ZIFT. How is int...

    Text Solution

    |

  20. Name the organic materials the exine and latine of an angiosperm polle...

    Text Solution

    |