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Sexual Reproduction In Flowering Plants

Question

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Explain the biological and economic importance of fruits.

Solution

Biological importance of fruits

1. The fruit protects seeds against hostile climate conditions and animals.

2. It aids in dispersal of seeds to distant places through wind, water and animals.

Economic importance of fruits.

1. Fruits are eaten as food by man and other animals.

2. They are source of sugars, pectin, organic acids, vitamins and minerals.

3. Food grains of wheat, rice, maize constitute a staple food as cereals.

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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