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Photosynthesis - Provider of Food For All
Mention any three adaptations found in plants to favour the process of photosynthesis.
Adaptations in plants to favour photosynthesis:
1. A large number of chloroplasts is found in the upper layers of the leaf to trap more light energy.
2. The orientation of the leaves is such that maximum light falls on the leaf on it.
3. Numerous stomata on the leaves to allow rapid exchange of gases.
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Name the following
ii. The ear ossicle which is attached to the tympanum
State the main function of the following:
ii. Eustachian tube.State the exact location of the following:
Chloroplast
State the exact location of the following:
Guard cells
Give the biological/technical terms for the following:
The biological process which is the starting point of the food chain
The figure given below represents an experiment to demonstrate a particular aspect
of photosynthesis. The alphabet 'A' represents a certain condition inside the flask
i. What is the aim of the experiment?
ii. Identify the special condition inside the flask.
iii Name an alternative chemical which can be used instead of KOH
iv In what manner do the leaves 1 and 2 differ at the end of the starch test?
Differentiate between the following pairs on the basis of what is mentioned within brackets:
Photolysis and Photophosphorylation (definition)
Name the following :
The part of the chloroplast where the light reaction of photosynthesis takes place.
Match the items in Column I with that which is most appropriate in Column II.
Give reasons for the following:
(v) Photosynthesis is considered as a process supporting all life on Earth.
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