Q. A fruit in which seed coat and fruit wall is fused known as caryopsis present in

 2454  234 Bihar CECEBihar CECE 2008 Report Error

Solution:

Caryopsis is very small, dry and one-seeded fruit which develops from a superior monocarpellary ovary. Here the pericarp is closely fused with seed coat. It is characteristic of family Graminae e.g.. Wheat, rice, maize. The fruit of mango is a drupe. Drupe is fleshy fruit formed from mono or polycarpelLry superior ovary where one or more ovules may develops into seeds. The endocarp is hard and stony in drupe. The fruit of tomato is berry. Berry is many seeded fleshy fruit develops from polycarpellary, syncarpous, superior ovary. The fruit of sunflower is cypsella. Cypsella is dry, one seeded fruit with develops from inferior bicarpellary ovary. The fruit is provided with a crown of hairs at the top called pappus.