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Assertion (A) : Double fertilization is ...

Assertion (A) : Double fertilization is unique to angiosperms.
Reason (R): Triple fusion occurs in both fertilization.

A

Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A).

B

Both assertion (A) and reason (R) are true but reason (R) is not the correct explanation of assertion (A).

C

Assertion (A) is true but reason (R) is false.

D

Assertion (A) is false but reason (R) is true

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Double fertilization is present is angiosperms .

Double fertilization is fusion of:

Knowledge Check

  • Assertion (A): Double fertilisation is unique to angiosperms. Reason ( R): Triple fusion occurs in asexual reproduction.

    A
    Both A and R are true and R is the correct explanation of A.
    B
    Both A and R are true but R is NOT the correct explanation of A.
    C
    A is true but R is false.
    D
    A is false and R is true.
  • In double fertilization

    A
    Two male gametes fuse with two eggs
    B
    one male gamete fuses with the egg and the other fuses with secondary nucleus .
    C
    One male gametes fuses with egg and the other fuses with antipodal .
    D
    one male gamete fuses with anitpodal and the other fuses with diploid nucleus.
  • Doubles fertilization is fusion of

    A
    one egg with two sperms
    B
    sperm nucleus with egg nucleus as well as with polar nuclei
    C
    one male gamete with egg and other male gamete with synergid
    D
    one male gamete with egg with other male gamete with secondary nucleus
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    Explore conceptually related problems

    Doubles fertilization is fusion of

    Triple fusion occurs between

    Double fertilization occurs in

    Double fertilization is not found in:

    Fertilization is fusion of