Question

2) A student was given a flower. He was asked to pick the different whorls of flower by the
forcep. He pulled each part of the flower and laid them on the chart paper in a sequence and
named them W, X, Y, Z (from outer to inner whorl). He was unable to name them.
Help the student to name the different parts of a flower. Also help him to tell which part
produces male gamete and female gametes.​

Answer 1

Answer:

w-calyx

x-corolla

y-androecium

z-gynoecium

Answer 2

Answer:

The four whorls of the flower are outermost whorl ‘W’ is green part which is called sepal. Inside sepal the next whorl is X which is coloured and attractive part of the flower called petals. The Y is the inner whorl of flower called stamen. It is the male reproductive part of flower. It consist of two parts, i.e. anther and filament. The anther contains male gametes called pollen grain. The whorl ‘Z’ is the innermost part of the flower called pistil. It is the female reproductive part of flower. It consist of three parts, i.e. stigma, style and ovary. The ovary produces ovule which contains the female gametes or egg cell.

Explanation:

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