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प्रश्न
With the help of a suitable example, explain protandry.
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उत्तर
In this type, androecium matures earlier than the gynoecium, e.g., in the disc florets of sunflowers.
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संबंधित प्रश्न
List the different types of pollination depending upon the source of pollen gain.
Complete the following chart and rewrite.
| Sr.No. | Agencies | type of pollination |
| 1 | Water | .................... |
| 2 | ........................... | Entomophily |
| 3 | Bat | .................... |
| 4 | ....................... | Ornithophily |
(Or)
Explain outbreeding devices in angiospermic plants.
When maturation time of reproductive parts in a flower is different.
Answer the following question.
Express the process of pollination in Vallisneria.
Both chasmogamous and cleistogamous flowers are present in ______.
Which of the following pair has haploid structures?
Chief pollinators of agricultural crops are ______.
Feathery stigma occurs in ______.
Insect pollinated flowers are ______.
Correct definition of pollination is ______
