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प्रश्न
Write two ways in which pollination may occur in plants.
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उत्तर
The two ways in which pollination may occur in plants are:
(a) Self-pollination.
(b) Cross-pollination
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संबंधित प्रश्न
A flower of tomato plant following the process of sexual reproduction produces 240 viable seeds.
Answer the following questions giving reasons :
(a) What is the minimum number of pollen grains that must have been involved in the pollination of its pistil?
(b) What would have been the minimum number of ovules present in the ovary?
(c) How many megaspore mother cells were involved?
(d) What is the minimum number of microspore mother cells involved in the above case?
(e) How many male gametes were involved in this case?
In bisexual flowers, maturation of gynoecium before androecium is known as ______.
Give four adaptations shown by flowers pollinated by wind.
Differentiate between geitonogamy and xenogamy (allogamy).
What are the adaptations which are required in cross-pollinated
Flowers which have single ovule in the ovary and are packed into inflorescence are usually pollinated by ______.
Feathery stigma occurs in ______.
Comparatively a large amount of pollen grains are wasted during ______.
Chiropterophily involves pollination by which organisms?
Which of the following agencies of pollination is abiotic in nature?
