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प्रश्न
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?
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उत्तर
The student wanted to show that sunlight is necessary for photosynthesis. / The role of sunlight in photosynthesis is being investigated.
संबंधित प्रश्न
Briefly explain the following terms: Photophosphorylation
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 |
Mention one difference between the following on the basis of what is given in bracket.
Producers and consumers (mode of nutrition)
Complete the following food chains by writing the names of appropriate organisms in the blanks:
______ → Mouse ______ → Peacock
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Leaves are broad and flat to increase the surface area for photosynthesis.
Choose the Odd One Out
Choose the Correct Answer:
Which one of the following would not be a limiting factor for photosynthesis?
A plant is kept in a dark room for about 24 hours before conducting any experiment on photosynthesis in order to ______.
The minerals like nitrogen, potassium, and phosphorus, which are required in substantial quantity by the plants are called ______.
