The mature seed of plants such as gram and peas, possess no endosperm, because

1. These plants are not angiosperms
2. There is no double fertilization in them
3. Endosperm is not formed in them
4. Endosperm gets used up by the developing embryo during seed development

Subtopic:  Seed |
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Roots developed from parts of the plant other than radicle are called
1. Taproots
2. Fibrous roots
3. Adventitious roots
4. Nodular roots

Subtopic:  Morphology of Roots |
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Venation is a term used to describe the pattern of arrangement of
1. Floral organs
2. Flower in inflorescence
3. Veins and veinlets in a lamina
4. All of them

Subtopic:  Venation, Types of Leaves & Phyllotaxy |
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Endosperm, a product of double fertilization in angiosperms is absent in the seeds of

1. Gram 2. Orchids
3. Maize 4. Castor
Subtopic:  Seed |
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Many pulses of daily use belong to one of the families below (tick the correct answer)
1. Solanaceae
2. Fabaceae
3. Liliaceae
4. Poceae

Subtopic:  Semi Technical Description |
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The placenta is attached to the developing seed near the
1. Testa
2. Hilum
3. Micropyle
4. Chalaza

Subtopic:  Seed |
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Which of the following plants is used to extract the blue dye?
1. Trifolium
2. Indigofera
3. Lupin
4. Cassia

Subtopic:  Semi Technical Description |
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Match the followings and choose the correct option :

Group A Group B
A. Aleurone layer i. without fertilization
B. Parthenocarpic fruit ii. Nutrition
C. Ovule iii. Double fertilization
D. Endosperm iv. Seed

Options:

A B C D
1. i ii iii iv
2. ii i iv iii
3. iv ii i iii
4. ii iv i iii
Subtopic:  Fruits & their Types | Seed |
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The inflorescence shown in the given figure is:

 

1. Hypanthodium where A are male flowers and B are female flowers
2. Hypanthodium where A are female flowers and B are male flowers
3. Verticillaster where A are male flowers and B are female flowers
4. Verticillaster where A are female flowers and B are male flowers

Subtopic:  Inflorescence |
 55%
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The condition of stamens shown in the given picture is called:

1. Diadelphous 2. Polyadelphous
3. Syngenesious 4. Synandrous
Subtopic:  Flower & Parts of Flower: I |

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