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Question
Name the following:
The immediate product of photosynthesis.
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Solution
Glucose
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The following statement is about photosynthesis in a green plant. Write whether it is True or False.
A variegated leaf (one that has white as well as green patches) will only photosynthesize in the green areas.
How does carbon dioxide return to the atmosphere? Explain.
A student in order to study the importance of certain factors of photosynthesis took a potted plant and kept it in the dark for over 24 hours. Then in the early hours of the morning the student covered one of the leaves with black paper in the centre only. Student placed the potted plant in the sunlight for a few hours, and then tested the leaf which was covered with black paper for starch.
(i) What aspect of photosynthesis was being investigated?
(ii) Is there any control in this experiment? If so, state the name.
(iii) Why was the plant kept in the dark before the experiment?
(iv) Describe step by step how the candidate proceeded to test the leaf for the presence of starch.
Identify the false statement and rewrite it correctly by changing the first or last word only.
Green plants perform photosynthesis.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The dark reaction of Photosynthesis is light-independent.
Write the functional activity of the following structure:
Granum
Write the functional activity of the following structure:
Thylakoids
The raw materials for photosynthesis are ______ and ______.
Guard cells of stomata are green but cannot photosynthesize? Give reason.
Assertion (A): All food chains begin with herbivores.
Reason (R): Green plants are heterotrophs.
