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  • Which of the following fruit has seed coat and the fruit wall fused?Option: 1 SamaraOption: 2

Which of the following fruit has seed coat and the fruit wall fused?

Option: 1

Samara


Option: 2

Caryopsis


Option: 3

Sorosis


Option: 4

False fruit


Answers (1)

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The Seed

  • After fertilization, the ovary develops into fruit and the ovules develop into seeds.
  • A seed is made up of seed coat and an embryo. 

 

Structure of Monocotyledonous Seed

  • These seeds have only a single cotyledon.
  • These seeds contain a well-developed endosperm and are called albuminous or endospermic seeds.
  • Orchids have non-endospermic monocot seeds.
  • In cereals, the seed coat is membranous and fused with the fruit wall. Such fruits are called caryopsis or grains.
  • In caryopsis, the endosperm is bulky and stores food.
  • The aleurone layer is rich in proteins and separates the endosperm from embryo.
  • The single cotyledon is called the scutellum.
  • The plumule is covered with coleoptile.
  • The radicle is covered with coleorhiza.
     

In cereals, the seed coat is membranous and fused with the fruit wall. Such fruits are called caryopsis or grains.

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