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प्रश्न
A particular species of plant produces light, non-sticky pollen in large numbers and its stigmas are long and feathery. These modifications facilitate pollination by ______.
पर्याय
Wind
Animals
Water
Insects
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उत्तर
A particular species of plant produces light, non-sticky pollen in large numbers and its stigmas are long and feathery. These modifications facilitate pollination by wind.
APPEARS IN
संबंधित प्रश्न
Explain the post-pollination events leading to seed production in angiosperms.
Can cross-pollination occur in cleistogamous flowers? Give reasons for your answer.
Mention two strategies that evolved to prevent self-pollination in flowers.
Fill in the blank:
Male sex cells in plants are called _________.
State the name of the chief pollinating agent against the corresponding plant by choosing from those given in brackets.
Dahlia_______ .
Name of the parts of the ovary which give rise to:
Fruit wall ______
Mention any two contrivances in flowers which favour cross-pollination.
Answer the following question.
Express the process of pollination in Vallisneria.
Answer the following question.
Write the difference in the characteristics of the progeny produced as a result of the two processes.
Can a plant flowering in Mumbai be pollinated by pollen grains of the same species growing in New Delhi? Provide explanations to your answer.
Put a tick mark (✓) against the correct alternative in the following statements
Pollen is produced in the
For which of the following attractants and rewards are required?
Choose the correct statement from the following.
Both chasmogamous and cleistogamous flowers are present in ______.
Which of the following pair has haploid structures?
Plants with ovaries having only one or a few ovules are generally pollinated by ______.
In some plants anther and stigma mature at the same time this condition is called ______.
Name the following:
One plant each of Hypohydrophily and epihydrophily.
Briefly discuss any two methods by which plants avoid self-pollination.
