Xenogamy or cross-pollination is performed by

$I$. Abiotic agencies

$II$. Biotic agencies

$III$. Insects only

Select the correct option for the given question

  • A

    $I$ and $III$

  • B

    $II$ and $III$

  • C

    Only $III$

  • D

    $I$ and $II$

Similar Questions

In plants, in nature, autogamy is avoided since the seeds produced

Self-incompatibility is a device for

$I$. Ensuring cross-pollination

$II$. Preventing self-pollination

$III$. Ensuring self-fertilisation

$IV$. Genetic control for self-fertilisation

Choose the correct statements from those given above

Assertion : Insects visit flower to gather honey.
Reason : Attraction of flowers prevents the insects from damaging other parts of the plant.

  • [AIIMS 2004]

Sperm cells of angiosperms differ from the rest of the plant groups like gymnosperms by

Mention about agents of pollination and explain pollination by wind.