Once the seeds are produced, it becomes necessary that they should be dispersed to different places to produce new plants. If all the seeds fall off just underneath the parent plant, there would be competition for food, water, minerals, light and space. As a result, seeds may not grow as healthy plants or they may die due to scarcity of essential conditions for germination. To avoid this competition, the fruits and seeds are carried away to distant places normally by wind, water and animals or by their own fruit explosion mechanism.
Dispersal by Wind: Seeds and fruits dispersed by wind are small and light. These seeds and fruits have following features:
Fruits of some trees like ______________________ become flattened and light to be blown away by air. | |||
Right Option : A | |||
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The seeds of ___________________________stick to the animal bodies and get dispersed to distant areas. | |||
Right Option : B | |||
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Which of the following are correct ? (a) Seeds and fruits that are dispersed by wind are small and light. (b) Some seeds have wings which help them in their dispersal. For example, the seeds of Aloe Vera and apple. (c) The seeds of Madar have tufts of hair that can be carried away easily by the wind. | |||
Right Option : C | |||
View Explanation |
Abhyas is a complete education Institute. Here extreme care is taken by teacher with the help of regular exam. Extra classes also conducted by the institute, if the student is weak.
It 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.
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One of the best institutes to develope a child interest in studies.Provides SST and English knowledge also unlike other institutes. Teachers are co operative and friendly online tests andPPT develope practical knowledge also.
It has a great methodology. Students here can get analysis to their test quickly.We can learn easily through PPTs and the testing methods are good. We know that where we have to practice