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Question
Explain, why respiration is said to be a reversed process of photosynthesis?
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Solution
In respiration, energy is released as a result of oxidation of food, whereas in photosynthesis it is stored up in a carbohydrate molecule. Oxygen is used in respiration whereas it is given out as a by-product in photosynthesis.
RELATED QUESTIONS
The diagram alongside represents an experiment conducted to prove the importance of a factor in photosynthesis.
Study the same and then answer the questions that follow:
(i) Name the factor being studied in his experiment.
(ii) Why was the plant kept in a dark room before conducting the experiment?
(iii}Why was the experimental leaf then kept in
1. boiling water 2. methylated spirit?
(iv) Name the solution used to test for the presence of starch in the leaf.
(v) What will we observe in the experimental leaf at the end of the starch test?
(vi) Give a balanced chemical equation to represent the process of photosynthesis.
Choose the correct answer:
In a typical leaf, photosynthesis occurs mainly in ___________
Are the following statement true or false? Give reason in support of your answer.
The starting point of carbon cycle is the release of carbon dioxide by animals during respiration.
Are the following statement true or false? Give a reason in support of your answer.
Photosynthesis is considered as a process supporting all life on earth.
Name the membrane that connects thylakoid of one granum With the other granum.
Write the functional activity of the following structure:
Granum
The minerals like nitrogen, potassium, and phosphorus, which are required in substantial quantity by the plants are called ______.
When iodine solution is added for testing starch, part of the leaf with ______ turns a blue-black color.
Given below are groups of terms. The first pair indicates the relationship between the two terms. Complete the second pair accordingly.
Producers : Autotrophs : : Consumers : ______
Define the following term:
Photolysis of water
