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OLYMPIAD CLASS -4 SCIENCE ( How plants make food )

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What is the roll of chlorophyll in photosynthesis ?

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Which colour of light is most effective for photosynthesis ?

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Which pigment absorbs sunlight in the process of photosynthesis ?

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Which of the following seeds contain stored food  ?

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Plants stores extra food in form of -

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What is the final product of photosynthesis that is used by plants for energy ?

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Which gas is utilized by plant during photosynthesis to produce glucose ?

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What is the main purpose of photosynthesis in plants ?

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What is the primary function of glucose produced during photosynthesis ?

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What is the following are called the food factories of the plants ?

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Which of the following stores the food  in leaves ?

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What is the main function of glucose produced during photosynthesis ?

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When Iodine is added to a starch solution, the colour is changed to -

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A plant was kept in a dark room for a week when its leaves were tested with iodine solution it did not show the presence of starch. From this experiment we can conclude that ________ it required for photosynthesis.

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Which of the following is NOT a product of photosynthesis ?

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What is the function of stomata  in photosynthesis ?

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What is the process by which plant make their food called ?

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What is the wast product released by plant during photosynthesis ?

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Which organelle in plant cell is responsible for carrying out photosynthesis ?

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The plants, that  do not depend on other and make their own food are called _________ .

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What is the function of chlorophyll in photosynthesis ?

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During the photosynthesis, what gas do plants take in from the atmosphere ?

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What is the primary purpose of photosynthesis in plants ?

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Which  colour of light  is least effective for photosynthesis ?

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Which of the following part of a cactus plants performs photosynthesis ?

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