Home
Class 12
BIOLOGY
A: Endogamy is common is majority of ani...

A: Endogamy is common is majority of animals
R: Fusing gametes are quite different and develop from the different individuals

A

If both Assertion & Reason are true and the reason is the correct explanation of the assertion, then mark (1)

B

If both Assertion & Reason are true and the reason is not the correct explanation of the assertion, then mark (2)

C

If Assertion is true statements but Reason is false then mark (3)

D

If both Assertion and Reason are false statements, then mark (4)

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • REPRODUCTION IN ORGANISMS

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION-C PREVIOUS YEARS QUESTION|25 Videos

  • PRINCIPLES OF INHERITANCE AND VARIATION

    AAKASH INSTITUTE|Exercise Assignment (SECTION-D) Assertion-Reason Type Questions|20 Videos

  • REPRODUCTIVE HEALTH

    AAKASH INSTITUTE|Exercise Sectoin -D Assertion - Reason Type Questions|22 Videos

Similar Questions

Explore conceptually related problems

In animals, gametes are derived from

How are gametes different from the spores?

Gametes are formed in animals from

Gametes are formed in animals from

Parthenogenesis is development of new individual from

A: The higher organisms must evolve a special mechanism for gamete transfer. R: Male and female gametes are formed in different individuals.

Read the following statements and find out the incorrect statements. a. In majority of organisms, male gamete is motile and female gamete is non-motile (stationary). b. In algae and fingi, both male and femla egaetes are non-motile. c. In seed plants, pollen grains are the carrier of male gaemtes and ovule has the egg. d. In dioecious plants, pollination facilitates trasnfer of pollen grains to the stigma. e. In monoecious animals, since male and female gametes are formed in different individuals, the organism must evolve special mechanism for gamete transfer.

In scalariform conjugation of Spirogyra the fusing gametes are derived from

Are of individual differences is

Plants differ from animals in having :

AAKASH INSTITUTE-REPRODUCTION IN ORGANISMS -ASSIGNMENT SECTION-D ASSERTION - REASON TYPE QUESTION IN THE FOLLOWING QUESTIONS, A STATEMENT OF ASSERTION (A) IS FOLLOWED A STATEMENT OF REASON (R ).
  1. A : At the end of juvenility, the organism develops the capacity to re...

    Text Solution

    |

  2. A: Reproduction is a biological process of giving rise to young once ...

    Text Solution

    |

  3. A: Endogamy is common is majority of animals R: Fusing gametes are q...

    Text Solution

    |

  4. A: The higher organisms must evolve a special mechanism for gamete tra...

    Text Solution

    |

  5. A: Air layering does not produce a composite plant. R: Stock and sci...

    Text Solution

    |

  6. A : Most of the species of Chara are monoecious but show cross fertili...

    Text Solution

    |

  7. A: Multiplication occurs rapidly with equal rate in apomixis as well a...

    Text Solution

    |

  8. A : Fucus, a brown alga shows oogamy. R: Female gamete is quite larg...

    Text Solution

    |

  9. A : Runner, tuber, sucker, offset etc. are vegetative propagules. R:...

    Text Solution

    |

  10. A : Cereals are monocarpic plants. R: They have distinct juvenile, r...

    Text Solution

    |

  11. A: The number of male gametes produced is several times than the numbe...

    Text Solution

    |

  12. A: An Volvox, heterogametes are formed in sexual life cycle. R: Non-...

    Text Solution

    |

  13. A: Zygote is the first cell of the new ganeration in all sexually repr...

    Text Solution

    |

  14. A: Water hyacinth is one of the most invasive weed. R: It increases ...

    Text Solution

    |

  15. A: No individual is immortal except one celled organisms R: A few nu...

    Text Solution

    |