Long ribbon-like pollen grains are released underwater by

Vallisneria

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Hydrilla

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Zostera

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Water hyacinth

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Solution

The correct option is C
Zostera

Zostera is a submerged sea-grass which releases long, ribbon-like pollen grains underwater. The pollen grains are carried passively by water and ultimately reach female flowers.

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Similar questions

Which of the following statements are correct for hydrophily?

(i) Pollination by water is rare in flowering plants and is limited mostly to monocotyledons.

(ii) In majority of aquatic plants such as water hyacinth and water lily pollination takes place by insects and wind

(iii) In most of the water pollinated species pollen grains are protected from wetting by a mucilaginous covering.

(iv) In Vallisneria, female flowers reach the surface of water and receive the pollen grains, whereas in Zostera, female flowers remain submerged and receive pollen grains under water.

Q. Which of the following features is/ are common to both wind and water pollinated flowers?

I. Pollen grains are long and ribbon-like
II. Stigma is large and feathery
III. Flowers are not colourful
IV. Flowers do not produce nectar.

Q. Select the plants pollinated by water.
(a) Water Hyacinth
(b) Zostera
(c) Amorphophallus
(d) Vallisneria
(e) Yucca.

Q. Why pollen grains are conserved for a long time?

Pollen grains of water pollinated flowers are

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Long ribbon-like pollen grains are released underwater by

The correct option is C Zostera Zostera is a submerged sea-grass which releases long, ribbon-like pollen grains underwater. The pollen grains are carried passively by water and ultimately reach female flowers.

The correct option is C
Zostera

Zostera is a submerged sea-grass which releases long, ribbon-like pollen grains underwater. The pollen grains are carried passively by water and ultimately reach female flowers.