Question

Which of the following is pollinated by the wind?

• A. Orchid.
• B. Pea.
• C. Wheat.
• D. Hydrilla.

Answer 1

The correct option is C

Wheat.

Pollination:

1. The transfer of pollen grains from the male anther of a flower to the female stigma of the same or another flower is called pollination.

Pollinating agents:

• Wind, water, animals, etc are agents that help in pollination.

1. Wind:

• The pollination by the wind is called anemophily.
• The flowers that pollinate through wind have light and dry pollen grains.

Correct option: C.

Explanation for correct option:

1. Wheat is grass that is popularly cultivated for its seed which is consumed as a staple food.
2. The pollen grains of the wheat are dry and light in weight so the pollination can occur by the wind.

Explanation for incorrect option:

Option A:

1. The pollination in orchids occurs by the bees, flies and wasps and this type of pollination is called entomophily.

Option B:

1. The pollination in pea plants occurs by self-pollination i.e the pollen grains from anthers on one plant are transferred to stigmas of flowers on the same plant.

Option D:

1. Hydrilla is an aquatic plant in which pollination occurs by water and this type of pollination is termed hydrophily.

Final answer: Wheat is pollinated by wind.