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प्रश्न
Respiration is said to be the reversal of photosynthesis.
उत्तर
Respiration is a catabolic process while photosynthesis is an anabolic process. During respiration, CO2 is given out while during photosynthesis O2 is given out.
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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
A potted plant was taken in order to prove a factor necessary for photosynthesis. The potted plant was kept in the dark for 24 hours. One of the leaves was covered with black paper in the centre. The potted plant was then placed in sunlight for a few hours.
(i) What aspect of photosynthesis was being tested?
(ii) Why was the plant placed in the dark before beginning the experiment?
(iii) During the starch test, why was the leaf
(1) boiled in water
(2) boiled in methylated spirit
(iv) Write a balanced chemical equation to represent the process of photosynthesis.
(v) Draw a neat diagram of a chloroplast and label its parts.
Differentiate between the following pairs on the basis of what is indicated in the brackets.
Leaf and Liver [form in which glucose is stored]
The following statement is about photosynthesis in a green plant. Write whether it is True or False.
Photosynthesis occurs in underground organs as well as in aerial ones.
Fill in the blank:
______ is the process which replenishes the atmospheric oxygen which the animal life consumes in respiration.
Fill in the blank:
Photosynthesis produces oxygen and ______.
A plant is kept in a dark cupboard for 48 hours before conducting any experiment on photosynthesis in order to
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.
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.
Describe step by step, how the candidate proceeded to test the leaf for the presence of starch?
Photosynthesis is considered as a process supporting all life on earth.
Give technical term:
The main reaction which means the breaking up of water molecules through light.
______ is positively hydrotropic as well as positively geotropic.
State whether true or false. If false, correct the statement.
When the weather is hot, water evaporates lesser which is due to opening of stomata.
What is photosynthesis and wherein a cell does occur?
Only green plants have the unique capacity to release ______ into the atmosphere.
Plants utilize only ______% of the absorbed water for photosynthesis and the other activities.
Give an example for micronutrients.
