EASY
10th ICSE
IMPORTANT
Earn 100
A chemical used to test starch.
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Important Questions on Photosynthesis
MEDIUM
10th ICSE
IMPORTANT
EASY
10th ICSE
IMPORTANT
EASY
10th ICSE
IMPORTANT
(i) What is the purpose of this set-up?
(ii) Why is alcohol being used in the test-tube?
(iii) To test this leaf for starch, which chemical will it be dipped in?
MEDIUM
10th ICSE
IMPORTANT
(i) What does this experiment show?
(ii) Name the gas evolved in this process.
(iii) What is the source of this gas?
(iv) Name the plant used in this experiment.
MEDIUM
10th ICSE
IMPORTANT
The plant in the set-up shown is kept in the dark for 24 hours. The leaf of this set-up is tested for starch.
(i) What colour does the leaf show when tested with iodine?
(ii) What is the purpose of KOH?
(iii) What is the aim of this experiment?
EASY
10th ICSE
IMPORTANT
In the diagram drawn alongside
(i) Label the parts a, b and c.
(ii) In which part does the light reaction occur?
iii) Name the part which the dark phase of photosynthesis occur in.
MEDIUM
10th ICSE
IMPORTANT
In a T.S. of a leaf given,
(i) Label the parts a, b, c, d, and e.
(ii) What is the role of b?
(iii) What role does part 'e' play?
(iv) Name the gas that will diffuse during the day in the direction of the arrow in f and in g.
EASY
10th ICSE
IMPORTANT
