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प्रश्न
Name two characteristics of flowers in which pollination occur by wind.
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उत्तर
Special features of wind-pollinated flowers:
(a) They produce light pollen so that it is easily carried away.
(b) They produce a large quantity of pollen.
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संबंधित प्रश्न
A flower of tomato plant following the process of sexual reproduction produces 200 viable seeds.
Answer the following questions giving reasons :
(a) What would have been the minimum number of ovules present in pre-pollinated pistil ?
(b) How many microscope mother cells would minimally be required to produce requisite number of pollen grains ?
(c) How many pollen grains must have minimally pollinated the carple ?
(d) How many male gametes would have used to produce these 200 viable seeds ?
(e) How many megaspore mother cells were required in this process ?
What is self-incompatibility?
Describe the structure of its microsporangium.
Compare the characteristic features of insect pollinated and wind pollinated flowers. Explain how the respective features assist in pollination.
At which stage pollen grains are shed from the anther in Angiosperms?
Choose the correct statement from the following.
Both chasmogamous and cleistogamous flowers are present in ______.
Which of the following is not a water pollinated plant?
Which type of pollination does the figure indicate?
Give any four floral adaptations for chiropterophily.
