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प्रश्न
Mention one difference between the following on the basis of what is given in bracket.
Grass and grasshopper (mode of nutrition)
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उत्तर
| Grass | Grasshopper |
| Green grass, being a producer, is capable of producing its own food by photosynthesis. | A grasshopper is a primary consumer (herbivore) and directly feeds on producers like grass. |
| Grass gives are provides autotrophic nutrition. | Grasshopper has heterotrophic nutrition. |
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संबंधित प्रश्न
The diagram below shows two test-tubes A and B. Test-tube A contains a green water plant. Test-tube B contains both a green water plant and a snail. Both testtubes are kept in sunlight. Answer the questions that follow:
(i) Name the physiological process that releases the bubbles of oxygen.
(ii) Explain the physiological process as mentioned above in Q2 (a)(i).
(iii) What is the purpose of keeping a snail in test-tube ‘B’?
(iv) Why does test-tube ‘B’ have more bubbles of oxygen?
(v) Given an example of a water plant that can be used in the above process.
(vi) Write the overall chemical equation for the above process.
Name the following:
The category of organisms that prepare their own food from basic raw materials.
A candidate studied the importance of certain factors in photosynthesis. He took a potted plant and kept in the dark for over 24 hours. In the early hours of the next morning, he covered one of the leaves with black paper in the centre only. Then he placed the plant in sunlight for a few hours and tested the leaf which was covered with black paper for starch.
Is there any control in this experiment? If so, state it.
A candidate studied the importance of certain factors in photosynthesis. He took a potted plant and kept in the dark for over 24 hours. In the early hours of the next morning, he covered one of the leaves with black paper in the centre only. Then he placed the plant in sunlight for a few hours and tested the leaf which was covered with black paper for starch.
Why was the plant kept in the dark before the experiment?
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Radiant energy is converted into chemical energy by photosynthesis.
Choose the Odd One Out
The swollen basal part of the ______ pistil is the which bears the ______.
Plants utilize only ______% of the absorbed water for photosynthesis and the other activities.
What is the end product of photosynthesis?
1. What happens to the dandelion flower
- During the daytime?
- At night?
2. What is the phenomenon known as?
