(i) What is a Reflex action? (ii) Renal cortex has a dotted appearance and Renal medulla has a striped appearance. Explain. (iii) What are the two functions of cerebellum. (iv) Distinguish between Semicircular canals and Utriculus based on their function. (v) A potted plant with variegated leaves was kept in dark for 24 hours and then placed in bright sunlight. Answer the following questions (a) Which aspect of photosynthesis is being tested in the above diagram? (b) Why was the plant kept in dark for 24 hours? (c) After the starch test what will be the colour of the yellow and green parts of the leaf? Give reasons to support your answer.
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