Q. I. Pulvinus leaf base is present in some leguminous plants.
II. Whorled phyllotaxy is seen in Calotropis.
III. In Australian acacia, the petioles expand, become green and synthesise food.
IV. A bud is present in the axil of leaflets of the compound leaf.
Of the above statements

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Solution:

Correct answer is (c) I and III are correct but II and IV are wrong.