Pollination
Pollination
Pollination: The main function of the flower is to produce fruits and seeds. The fruits and seeds are formed in a flower by the process of pollination and fertilization. The transfer of pollen grains from the another to the stigma of a pistil is called pollination. Pollination is done by insects, wind and water. When pollen grains fall on the stigma, they move down through the tube called style and reach ovary. Inside the ovary, the male sex cells present in the pollen grains fuse with female sex cells present in the ovules. The fusion of of male and female gametes is called as fertilization.
Which of the following are correct ? (a) The transfer of pollen grains from the anther to the stigma is known as pollination. When the anthers grow and mature; they burst open and release pollen grains (male gametes). (b) The pollen grains are carried to the stigma (female part) of another flower (of the same type) by insects, birds, wind or water. (c) Insects and birds visit flowers to collect nectar and they are called as pollinators. | |||
| Right Option : D | |||
| View Explanation | |||
The migration of pollen grains to stigma is called as ___________________ | |||
| Right Option : B | |||
| View Explanation | |||
Which one is not the medium of dispersal and pollination? | |||
| Right Option : D | |||
| View Explanation | |||
Students / Parents Reviews [10]
About Abhyas metholodology the teachers are very nice and hardworking toward students.The Centre Head Mrs Anu Sethi is also a brilliant teacher.Abhyas has taught me how to overcome problems and has always taken my doubts and suppoeted me.
Shreya Shrivastava
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Aman Kumar Shrivastava
10thMy experience with Abhyas is very good. I have learnt many things here like vedic maths and reasoning also. Teachers here first take our doubts and then there are assignments to verify our weak points.
Shivam Rana
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Om Umang
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Prisha Gupta
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Eshan Arora
8thA marvelous experience with Abhyas. I am glad to share that my ward has achieved more than enough at the Ambala ABHYAS centre. Years have passed on and more and more he has gained. May the centre flourish and develop day by day by the grace of God.
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Barkha Arora
10thI have spent a wonderful time in Abhyas academy. It has made my reasoning more apt, English more stronger and Maths an interesting subject for me. It has given me a habbit of self studying
Yatharthi Sharma
10thIt was a good experience with Abhyas Academy. I even faced problems in starting but slowly and steadily overcomed. Especially reasoning classes helped me a lot.
