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Question
Mention any two contrivances in flowers which favour cross-pollination.
Solution
Contrivances in flowers which favour cross-pollination:
- Unisexuality
- Different timings of maturation of androecium and gynoecium
- Self-sterility
- Structural barriers
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RELATED QUESTIONS
As a senior biology student you have been asked to demonstrate to the students of secondary level in your school, the procedure (s) that shall ensure cross – pollination in a hermaphrodite flower. List the different steps that you would suggest and provide reasons for each of the item.
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Can a unisexual flower be self pollinated?
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State the name of the chief pollinating agent against the corresponding plant by choosing from those given in brackets.
Dahlia_______ .
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(iii) Synergids
(iv) Micropyle
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