Q. No.In an inflorescence where flowers are borne laterally in an acropetal succession, the position of the youngest floral bud shall be
1. Proximal
2. Distal
3. Intercalary
4. Any where
1. Proximal
2. Distal
3. Intercalary
4. Any where
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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 |
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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
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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
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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 |
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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
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The placenta is attached to the developing seed near the
1. Testa
2. Hilum
3. Micropyle
4. Chalaza
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Which of the following plants is used to extract the blue dye?
1. Trifolium
2. Indigofera
3. Lupin
4. Cassia
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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 |
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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
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