Which of the following is important for successful pollination?

Correct! Wrong!

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Interaction (through chemical compounds) between pollen and pistil components.

Which of the following statements best describes the pollen transfer in Geitonogamy?

Correct! Wrong!

In Geitonogamy, the pollen grains transfers from the anther of one flower to the stigma of another flower of the same plant.

How can self-pollination be prevented?

Correct! Wrong!

Self-pollination can be prevented by producing unisexual flowers.

Which of the following is the reason for inbreeding depression?

Correct! Wrong!

Continued self-pollination is the reason for inbreeding depression.

Which of the following part guides the entry of pollen tube into the ovule?

Correct! Wrong!

Filiform apparatus guides the entry of pollen tube into the ovule.

Which of the following helps in overcoming inbreeding depression?

Correct! Wrong!

Self-incompatibility helps in overcoming inbreeding depression.

What is the similarity between the plants castor and maize?

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Both the plants have male and female flower on the same plant.

What will happen if the male and female flowers are present on the same plant?

Correct! Wrong!

If the male and female flowers are present on the same plant, it activates autogamy but not geitonogamy.

If you wish to promote the transfer of genetically different types of pollen grains to the stigma, which of the following will help you in this regard?

Correct! Wrong!

Xenogamy brings the genetically different types of pollen grains to the stigma.

Which of the following is true?

Correct! Wrong!

Xenogamy involves the transfer of pollen grains from the flower of one plant to the stigma of the flower of another plant of the same type, which is a type of cross pollination. Geitonogamy involves the transfer of the pollen from the anther of one flower to the stigma of another flower on the same plant. Syngamy is the fusion of gametes. Autogamy involves the transfer of the pollen from the anther of a flower to the stigma of the same flower.

Which of the plant’s flower is the safe place for the pollinators to lay eggs?

Correct! Wrong!

Flowers of Amorphophallus are 6 feet in height. It provides a safe place to lay eggs.

Which of the following plant doesn’t need emasculation?

Correct! Wrong!

The plant that produces unisexual flowers doesn’t need emasculation.

What will you do if you want to neutralize the anther from the bisexual flower bud?

Correct! Wrong!

Emasculation is the process which neutralizes the anthers from the bisexual flower bud.

Identify the features of the insect-pollinated flowers.

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The insect-pollinated flowers are large, colorful, fragrant, and rich in nectar.

Which of the following is a very rare water pollinating plant?

Correct! Wrong!

Water pollination takes place in all the given plants (Vallisneria, Hydrilla, and Zostera).

If you want to do research on the flower that can produce assured seed-set even in the absence of pollinators, then which of the following will be your choice to start your research?

Correct! Wrong!

Cleistogamous flowers produce assured seed-set even in the absence of pollinators.

Which of the following distinguishes the compatible and incompatible pollen during pollination?

Correct! Wrong!

Pistil distinguishes the compatible and incompatible pollen during the pollination process.

ICSE Class 9th Biology - Pollination MCQs
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