(a) List three events that occur during the process of photosynthesis. State in brief the role of stomata in this process. (b) Describe an experiment to show that sunlight is essential for photosynthesis.
Updated 1/20/2026
What is gene?
Updated 1/20/2026
(a) List two differences between ‘holozoic nutrition’ and ‘saprophytic nutrition. Give two examples each of these two types of nutrition. (b) State the roles of liver and pancreas. (c) Name the organ which performs the following functions in humans: Absorption of digested food Absorption of water. (d) Explain the statement, “Bile does not contain any enzyme but it is essential for digestion.”
Updated 1/20/2026
State the function of digestive enzymes.
Updated 1/20/2026
Which compounds are responsible for the depletion of ozone layer?
Updated 1/20/2026
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