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प्रश्न
Short answer question.
Which gas is taken in and which one is given out by the leaf in bright sunlight?
(i) Taken in :
(ii) Given out:
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उत्तर
(i) Carbon dioxide
(ii) Oxygen
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संबंधित प्रश्न
Look at leaves of the same plant on the shady side and compare it with the leaves on the sunny side. Or, compare the potted plants kept in the sunlight with those in the shade. Which of them has leaves that are darker green? Why?
Short answer question.
Which four of the following are needed for photosynthesis in a leaf:
(i) Carbon dioxide:
(ii) Oxygen:
(iii) Nitrates :
(iv) Water:
(v) Chlorophyll:
(vi) Soil:
(vii) Light:
State whether the following statement is True or False:
Photosynthesis occurs only in chlorophyll-containing parts of the plant.
Answer the following in one word.
Which organ is called the voice box?
Attempt any TWO of the following:
Describe ‘any two’ factors affecting the rate of photosynthesis.
Identify true statement regarding light reaction of photosynthesis.
Two groups (A & B) of bean plants of similar size and same leaf area were placed in identical conditions. Group A was exposed to the light of wavelength 400-450 nm & Group B to light of wavelength of 500-550 nm. Compare the photosynthetic rate of the 2 groups giving reasons.
When there is plenty of light and a higher concentration of O2, what kind of pathway does the plant undergo? Analyse the reasons.
Photorespiration is favoured by :
In tropical rain forests, the canopy is thick and plants growing below receive filtered light. How are they able to carry out photosynthesis?
