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प्रश्न
The diagrams given below represent the relationship between a mouse and a physiological process that occurs in green plants. Study the diagrams and answer the questions that follow
(i) Name the physiological process occurring in the green plant that has kept the mouse alive.
(ii) Explain the physiological process mentioned above.
(iii) Why did the mouse die in bell jar B?
(iv) What is the significance of the process as stated in (i) for life on earth?
(v) Represent the above mentioned physiological process in the form of a chemical equation.
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उत्तर
(i) Photosynthesis
(ii) Photosynthesis is a physiological process by which plant cells containing chlorophyll produce food in the form of carbohydrates by using carbon dioxide, water and light energy. Oxygen is released as a by-product.
(iii) In bell jar B, the mouse suffocated and died because it was deprived of oxygen.
(iv) Photosynthesis can be said to be the food giver for all. Green plants synthesise their food by photosynthesis, and all other organisms are dependent on plants for their food directly or indirectly.
(v) 6CO2+12H2O `"light energy"/"chlorophyll"` C6H12O6 +6H2O+6CO2↑
APPEARS IN
संबंधित प्रश्न
Mention two ways in which photosynthesis is useful to life.
Fill in the blanks:
The end products of photosynthesis are ______ and ______.
Identify the false statements and rewrite them correctly by changing the first or last word only.
Immediate product of photosynthesis is glucose.
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?
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 correct option.
A cell that lacks chloroplast does not ______.
The source of O2 liberated in photosynthesis is ______.
What is photosynthesis and wherein a cell does occur?
Give an example for micronutrients.
