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Sexual Reproduction In Flowering Plants

Question

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The aleurone layer in maize grain is specially rich in

starch

lipids

protein

cellulose

Solution

C.

protein

In monocotyledons the seeds are generally endospermous. It is surrounded by a special one cell thick layer called aleurone layer. It is filled with aleurone grains which are proteinaceous in nature. Other components of this layer are phytin, carbohydrates and small amount of phospholipids are also present.

Some More Questions From Sexual Reproduction in flowering Plants Chapter

Simultaneous meiotic division of microspore mother cells leads to :

The fertilization occurs in the :

The female gametophyte of a typical dicot at the time of fertilization is:

Development of embryo from any cell of nucellus is called :

Parthenocarpic fruit is :

The entry of pollen tube into embryo sac through the integuments is termed as :

512 microspores will be formed following meiosis of how many microspore mother cells.

Pollination by water occurs in :

In ................... flowers, the thalamus grows upwards completely enclosing the ovary, and the stamens, petals and sepals are borne above the ovary.

In Calotropis, all the microspores of anther lobe remain united to form

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