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Sexual Reproduction In Flowering Plants

Question

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Identify the parts labelled A, B, C and D in the given figure and select the correct option.

A- Scutellum, B- Epiblast, C- Coleoptile, D- Coleorhiza

A- Scutellum, B- Coleorhiza, C- Coleoptile, D- Epiblast

A- Scutellum, B- Coleoptile, C- Coleorhiza, D- Epiblast

A- Epiblast, B- Coleoptile, C- Coleorhiza, D- Scutellum

Solution

C.

A- Scutellum, B- Coleoptile, C- Coleorhiza, D- Epiblast

Scutellum is a thin cotyledon in monocots found in the members of the grass family. It is situated towards one side of the embryonal axis.

Coleoptile is a sheath protecting a young shoot tip in a grass or cereal.

Coleorhiza is a sheath protecting the root of a germinating grass or cereal grain.

Epiblast is a flap- like projection of the coleorhiza, inserted opposite the scutellum.

Some More Questions From Sexual Reproduction in flowering Plants Chapter

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

Albuminous seeds store reserve food materials in ....................

Transfer of pollen grains from the anther to the stigma of another flower of same plant is called..............................

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