ISC Class 12 Biology Solved Question Paper 2008

Short Answer Type

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Define:

(i) Peristalsis

(ii) Multiple fruits

(i) Peristalsis is a series of wave-like muscle contractions that moves food to different processing stations in the digestive tract.

(ii) Multiple fruits : The multiple fruit develops from an inflorescence where flowers are crowded together and often fused with one another. They are of the following two types :

(1) Sorosis 

(2) Syconus

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