Leave Functions and Modifications
Leave Functions and Modifications
Functions of leaf:
This plant food is a kind of simple sugar called glucose. The glucose produced in the process of photosynthesis is utilised by plants for performing various activities. Excess of glucose is stored in the leaf as starch.
Modification of leaf :
Defence : In some plants, such as cactus, date palm and prickly poppy, either the entire leaf or a part of the leaf is modified into spines for defence. These spine prevents the loss of water and protect the plant from grazing animals as well.
Support : In some plants, such as pea, masur and glory lily, the stems are very weak to stand erect. In such palnts leaf or leaflets are modified into leaf tendrils. Leaf tendrils coil themselves around some support and help plants with weak stems to clumb up to expose their leaves to sunlight.
Reproduction : In some plants, such as Bryophyllum and Begonia, buds develop on the leaves. These buds grow a new plants.
Storage of food : In some plants, leaves are modified to store food. The leaves become thick and fleshy.For eg: onion.
A leaf prepares food for the plants in the presence of ____________________. | |||
| Right Option : D | |||
| View Explanation | |||
Which of the following are correct : (a) A leaf prepares food for the plants in the presence of sunlight, carbon dioxide, water, chlorophyll. (b) In some plants, such as Bryophyllum and Begonia, buds develop on the leaves. These buds grow a new plants. (c) The loss of water through the stomata in plants is called transpiration. | |||
| Right Option : D | |||
| View Explanation | |||
The food prepared by leaves is stored as _______________ | |||
| Right Option : C | |||
| View Explanation | |||
Students / Parents Reviews [10]
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.
Om Umang
10thOne 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.
Aman Kumar Shrivastava
10thMy experience with Abhyas academy is very good. I did not think that my every subject coming here will be so strong. The main thing is that the online tests had made me learn here more things.
Hiya Gupta
8thIt was good as the experience because as we had come here we had been improved in a such envirnment created here.Extra is taught which is beneficial for future.
Eshan Arora
8thIt 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
Barkha Arora
10thAbhyas Methodology is very good. It is based on according to student and each child manages accordingly to its properly. Methodology has improved the abilities of students to shine them in future.
Manish Kumar
10thA 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.
Archit Segal
7thMy experience was very good with Abhyas academy. I am studying here from 6th class and I am satisfied by its results in my life. I improved a lot here ahead of school syllabus.
Ayan Ghosh
8thIt 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.
Cheshta
10thBeing a parent, I saw my daughter improvement in her studies by seeing a good result in all day to day compititive exam TMO, NSO, IEO etc and as well as studies. I have got a fruitful result from my daughter.
