Epigynous flower is seen in:
1. | China rose | 2. | Brinjal |
3. | Mustard | 4. | Ray florets of sunflower |
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The fruit in mango is:
1. Silicula
2. Aril
3. Drupe
4. Berry
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Underground stems of potato, ginger, turmeric, Zaminkand and Colocasia:
I: Store food in them
II: Act as organs of perennation
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
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Which of the following is an endospermic seed?
1. | Bean | 2. | Gram |
3. | Pea | 4. | Castor |
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Generally, monocotyledonous seeds are endospermic. An important exception may be:
1. | Rice | 2. | Wheat |
3. | Orchids | 4. | Pea |
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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 |
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The term ‘peripheral endosperm’ in monocotyledonous seeds normally refers to:
1. | Epicarp | 2. | Pericarp |
3. | Aleurone layer | 4. | Starchy endosperm |
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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 |
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The sheath covering the plumule in monocotyledonous seeds is called as:
1. | Coleorrhiza | 2. | Coleoptile |
3. | Testa | 4. | Tegmen |
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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 |
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