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प्रश्न
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उत्तर
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संबंधित प्रश्न
The individual flattened stacks of membranous structures inside the chloroplasts are known as :
A. Grana
B. Stroma
C. Thylakoids
D. Cristae
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.
Given below is an experiment setup to demonstrate a particualr tropic movement in germinating seeds. Study the diagram and answer the questions that follow : 
What is Thigmotropism? Give one example.
During photosynthesis, the oxygen in glucose comes from
The site of light reaction in the cells of a leaf is ______.
Complete the following food chains by writing the names of appropriate organisms in the blanks:
______ → Mouse ______ → Peacock
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.
What aspect of photosynthesis was being investigated?
How is the rate of photosynthesis affected when a green plant gets the green light?
Give technical term:
Name the tissue that transports manufactured starch from the leaves to all parts of the plant.
Plants utilize only ______% of the absorbed water for photosynthesis and the other activities.
