Sexual Reproduction in Flowering Plants Test - 16

Coconut is generally grown near water bodies. The seeds of coconut fall in water and float to different places that dispersed the seed.

The fruit which develops only from ovary are called true fruits. In apple, ovary as well as thalamus also contributes in fruit formation. The edible portion of apple is mainly thalamus.

The study of fruits and their cultivation is known as pomology. This is one of the fasted growing fields of horticulture combined with genetically modified fruits.

The ovary of flower changes into fruit and ovule into seed on fertilisation. Most of fruits have ovary as edible part. These fruits are called true fruits. In some plants, beside ovary, thalamus also contribute in fruit formation as in apple.

Sugarcane is cultivated by stem cutting because it never flower or produce seeds. The stem having node is placed in prepared soil to produce root and buds.

Xanthium seeds have curved hooks which attach with the hair of grazing animals. With animals these seeds are passed from one place to other.

Ovule present inside the ovary change into seeds and ovary itself change into fruits. Embryo is present inside the seed.

Embryo of dicots consists of plumule, radicle and epicotyl. The plumule forms the stem system and Radicle develops root system. Although, radicle develops first from seed.

Coleoptile is sheath like structure that protects the developing plumule. It is present above the scutellum during the embryonic development.

Mango fruit is three layered. The outer layer is called pericarp, the middle flexible layer is called mesocarp and inner hard layer is called endocarp. The mesocarp is the edible part of mango.