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Questions
Draw a neat and well-labeled diagram of the apparatus you would set up to show that oxygen is given out during photosynthesis.
Draw a neat, labelled diagram to show that oxygen is released during photosynthesis.
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Solution 1
Solution 2
Experiment to show that oxygen is released during photosynthesis.
RELATED QUESTIONS
The diagram below shows two test-tubes A and B. Test-tube A contains a green water plant. Test-tube B contains both a green water plant and a snail. Both testtubes are kept in sunlight. Answer the questions that follow:
(i) Name the physiological process that releases the bubbles of oxygen.
(ii) Explain the physiological process as mentioned above in Q2 (a)(i).
(iii) What is the purpose of keeping a snail in test-tube ‘B’?
(iv) Why does test-tube ‘B’ have more bubbles of oxygen?
(v) Given an example of a water plant that can be used in the above process.
(vi) Write the overall chemical equation for the above process.
The diagram alongside represents an experiment conducted to prove the importance of a factor in photosynthesis.
Study the same and then answer the questions that follow:
(i) Name the factor being studied in his experiment.
(ii) Why was the plant kept in a dark room before conducting the experiment?
(iii}Why was the experimental leaf then kept in
1. boiling water 2. methylated spirit?
(iv) Name the solution used to test for the presence of starch in the leaf.
(v) What will we observe in the experimental leaf at the end of the starch test?
(vi) Give a balanced chemical equation to represent the process of photosynthesis.
What is the importance of photosynthesis in the life of the following:
Non-green plants
What is the law of limiting factors?
Choose the Correct Answer:
A plant is kept in a dark cupboard for about 48 hours before conducting any experiment on photosynthesis to:
What will happen if we remove the fish from the aquarium and keep it (with green plants) in a dark place?
______ is ATP factory of the cells.
Where does the carbon that is used in photosynthesis come from?
Why should the light-dependent reaction occur before the light-independent reaction?
What are primary producers?
