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प्रश्न
Are the following statement true or false? Give a reason in support of your answer.
The outside atmospheric temperature has no effect on the rate of photosynthesis.
विकल्प
True
False
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उत्तर
This statement is false.
Explanation:
The atmospheric temperature is an important external factor affecting photosynthesis. The rate of photosynthesis increases up to a temperature of 35°C after which the rate falls and the photosynthesis stops at 40°C.
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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.
Why do leaves generally look green?
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:
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:
State whether the following statement is True or False:
The chlorophyll enables the plants to use light energy.
Long answer question.
Do plants need oxygen? If so, what is its source?
Identify the false statement and rewrite it correctly by changing the first or last word only.
Photosynthesis requires enzymes.
Identify true statement regarding light reaction of photosynthesis.
When there is plenty of light and a higher concentration of O2, what kind of pathway does the plant undergo? Analyse the reasons.
Law of limiting factor is
