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Wind pollinated flowers have...

Wind pollinated flowers have

A

Small petals and sticky pollen

B

No petals and light pollen

C

Coloured and large petals with large pollen

D

small petals and heavy pollen.

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The correct Answer is:
B
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Wind pollinated flowers are

Give a reason for each of the following : Pollen grains of wind pollinated flowers are produced in large quantities.

Moth pollinated flowers have

A characteristic of wind pollinated flowers is

why are pollen grains produced in large quantity in wind -pollinated flowers?

Differentiate between wind-pollinated flowers and insect-pollinated flowers.

Differentiate between the following pairs on the basis of what is given in the brackets : Wind-pollinated flower and Insect-pollinated flower (Flower character).

Wind-pollinated flowers produce light and dry pollen grains. Why?

Wind-pollinated flowers produce pollen grains in large quantity. [ ]

State True of False (i) Light nd non sticky pollen grains are characteristic of wind pollinated floweres (ii) Dioecious conditin in plants prevents xenogamy

DINESH PUBLICATION ENGLISH-NO IDEA-Brain Teasers
  1. Wind pollinated flowers have

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  2. A structure present in the ovule as well as eggs of birds is

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  3. A plant in which fertilization occurs after the shedding of seed is

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  4. In ovule, exostome is

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  5. Group of specialized thickened nucellar cells between embryo sac and c...

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  6. Hypostase is meant for providing

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  7. A group of specialised nucellar cells between embryo sac and micropyle...

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  8. Sasa paniculata contains a large number of antipodal cells. The number...

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  9. Antipodal cells enlarge tremendously in (a) Sasa (b) Caltha (c) Ac...

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  10. Which one develops from funicle of base of ovule? (a) Sarcotesta (b) ...

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  11. Which one develops from exostome

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  12. In tenuinucellate ovules, the nucellus may break down. The nourishment...

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  13. Endothelium develops from (a) Nucellus (b) Nucellus surrounding embr...

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  14. Middle layers of pollen sac wall are absent in

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  15. Growth of pollen tube is

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  16. The apical growing region of pollen tube is called

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  17. Functional part of pollen tube is separated from the rest by

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  18. Pollen tube cytoplasm is like any other living cell in showing (a) Cal...

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  19. Male nucleus fuses with female nucleus during fertilization in Angiosp...

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  20. Which one is true of male gamete of angiosperms

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  21. Heterofertilization is

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