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Q. No.Scutellum is:
1.
shield shaped cotyledon in monocotyledons
2.
protein layer in the outer endosperm in monocotyledons
3.
starchy endosperm of dicotyledons
4.
stony hard seed coat in some seeds
Subtopic: Seed |
89%
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The sheath covering the plumule in monocotyledonous seeds is called as:
| 1. | Coleorrhiza | 2. | Coleoptile |
| 3. | Testa | 4. | Tegmen |
Subtopic: Seed |
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A bud is present in the axil of:
| I: | petiole in simple leaves |
| II: | petiole in compound leaves |
| III: | leaflets of the compound leaves |
| 1. Only I and II | 2. Only I and III |
| 3. Only II and III | 4. I, II and III |
Subtopic: Venation, Types of Leaves & Phyllotaxy |
74%
From NCERT
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Identify the incorrectly matched pair regarding floral characters of family Solanaceae:
|
1. |
Flower symmetry |
Actinomorphic |
|
2. |
Aestivation |
Valvate |
|
3. |
Placenta |
Parietal |
|
4. |
Fruit |
Berry or Capsule |
Subtopic: Semi Technical Description | Flower & Parts of Flower |
70%
From NCERT
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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 |
Subtopic: Seed |
90%
From NCERT
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Identify the correct statements amongst the following:
| I: | When a shoot tip transforms into a flower, it is always solitary |
| II: | In racemose inflorescence, the main axis continues to grow and flowers are borne in basipetal order |
| III: | In cymose inflorescence, the main axis terminates in a flower and flowers are borne in basipetal order |
| 1. | Only I | 2. | Only I and II |
| 3. | Only I and III | 4. | Only II and III |
Subtopic: Inflorescence |
84%
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Generally, monocotyledonous seeds are endospermic. An important exception may be:
| 1. | Rice | 2. | Wheat |
| 3. | Orchids | 4. | Pea |
Subtopic: Seed |
84%
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Subtopic: Seed |
88%
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Subtopic: Flower & Parts of Flower |
86%
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If the fruit is formed without the fertilization of ovary, it is called as:
| 1. | Parthenogenetic | 2. | Parthenocarpic |
| 3. | Aggregate | 4. | False |
Subtopic: Fruits & their Types |
92%
From NCERT
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