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प्रश्न
उत्तर
Difference between photosynthesis and respiration:
| Photosynthesis | Respiration |
| ( ii) Photosynthesis occurs only in cells containing chlorophyll in the presence of sunlight. | ( i) Respiration is the process in which oxygen is absorbed and energy and carbon dioxide is released. |
| (ii) Photosynthesis occurs only in cells containing chlorophyll in the presence of sunlight. | ( ii) Respiration is a process which occurs at all times in all living cells. |
| (iii) It is an anabolic orocess. | (iii) It is a catabolic orocess. |
| (iv) It results in a gain in dry mass. | (iv) It results in a loss in dry mass. |
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संबंधित प्रश्न
Give biological explanations for Plants growing in fertilized soil are often found to wilt if the soil is not adequately watered.
Given below is an experiment setup to demonstrate a particualr tropic movement in germinating seeds. Study the diagram and answer the questions that follow : 
Label the parts 1 and 2.
The diagram given below represents an experiment to prove the importance of a factor in photosynthesis. Answer the questions that follow :
Give a balanced chemical equation to represent the process of photosynthesis.
Define the following:
Organic food
Are the following statement true or false? Give a reason in support of your answer.
The rate of photosynthesis continues to rise as long as the intensity of light rises.
The figure below represents the vertical section of a leaf:
(i) Name the parts 1 to 5.
(ii) How many veins have been shown?
(iii) State the functions of parts 4 and 5.
Name the following:
The immediate product of photosynthesis.
Choose the correct option.
In presence of high concentration of oxygen, RuBP carboxylase converts RuBP to ______.
Choose the correct option.
The sequential order in electron transport from PSII to PSI of photosynthesis is ______.
What will happen if we remove plants from the aquarium?
The chemical reaction occurs during photosynthesis is ______.
The end product of photosynthesis is ______.
Study the pictures below and then complete the table by putting a plus (+) if the shoot or root grows towards the stimulus and a minus (-) if it grows away from it.
| Stimulus | Light | Gravity |
| Shoot | + | - |
| Root | ? | + |
Define photosynthesis.
Label the diagram with the raw materials and products of photosynthesis.
Guard cells of stomata are green but cannot photosynthesize? Give reason.
An organism A which cannot move from one place to another makes a simple food B from the substances C and D available in the environment. This food is made in the presence of green-colored substance E present in organs F in the presence of light energy in a process called G. Some of the simple food B also gets converted into a complex food H for storage purposes. Does this food give a blue-black color with iodine solution?
a. What is
- organism A
- food B?
- food H?
b. What are C and D?
c. Name green-colored substance E and organ F.
d. What is the process G?
Assertion (A): All food chains begin with herbivores.
Reason (R): Green plants are heterotrophs.
