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प्रश्न
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उत्तर
Difference between autotroph and heterotroph:
Autotroph Heterotroph
| Autotroph | Heterotroph |
| (i) They can prepare their own food. | (i) They cannot prepare their own food. |
| (ii) They contain chlorophyll. | (ii) They do not contain chlorophyll. |
| (iii) Examole - Green olants. | (iii) Examole - Animals. |
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संबंधित प्रश्न
Give appropriate biological/technical terms for the following:
An apparatus that measures the rate of water uptake in a cut shoot due to transpiration.
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Answer the following:
Mention two significant advantages of photosynthesis to the living world as a whole.
What is meant by photosynthesis? Why is it so important in nature?
Fill in the blank:
Xanthophyll is ______ coloured pigment.
Match the terms of column I with those in column II:
| Column I | Column II |
| (i) Stomata closed | (a) decomposers |
| (ii) Autotrophs | (b) light reaction |
| (iii) By-products of photosynthesis | (c) animals |
| (iv) Photolysis | (d) during night |
| (v) Bacteria and fungi | (e) green plants |
| ( f) oxygen |
Choose the correct answer:
Which of the following gas is used in photosynthesis?
Complete the following sentence with appropriate word:
One of the products of ______of water is oxygen.
The green pigment present in the plant is ______.
Read the following sentences about photosynthesis:
- Sunlight, carbon dioxide, chlorophyll and water are necessary.
- Oxygen is absorbed.
- Leaves carry out photosynthesis.
- Proteins are made during photosynthesis.
Choose the correct pair of sentences that are true to photosynthesis.
