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For the question posted above select the correct option as your answer:
1. Agnes Arber
2. Katherine Esau
3. Marie Stopes
4. Barbara McClintock
Subtopic: Flower & Parts of Flower |
86%
Level 1: 80%+
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The floral formula ⊕ ☿ K5 C5 A5 G(2) represents which of the following characteristics?
1. Actinomorphic, bisexual, polysepalous, polypetalous, polyandrous, bicarpellary syncarpous
2. Zygomorphic, bisexual, gamosepalous, gamopetalous, polyandrous, bicarpellary apocarpous
3. Actinomorphic, unisexual, polysepalous, polypetalous, polyandrous, bicarpellary syncarpous
4. Actinomorphic, bisexual, gamosepalous, polypetalous, monoadelphous, bicarpellary syncarpous
1. Actinomorphic, bisexual, polysepalous, polypetalous, polyandrous, bicarpellary syncarpous
2. Zygomorphic, bisexual, gamosepalous, gamopetalous, polyandrous, bicarpellary apocarpous
3. Actinomorphic, unisexual, polysepalous, polypetalous, polyandrous, bicarpellary syncarpous
4. Actinomorphic, bisexual, gamosepalous, polypetalous, monoadelphous, bicarpellary syncarpous
Subtopic: Semi Technical Description |
74%
Level 2: 60%+
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Which type of placentation is characterised by ovules developing on the inner wall of the ovary in a multilocular condition?
1. Marginal placentation where ovules develop on ridges along the ventral suture
2. Axile placentation where ovules are attached to the central axis in a septate ovary
3. Parietal placentation where ovules develop on the inner wall of a unilocular ovary
4. Free central placentation where ovules are borne on a central column without septa
1. Marginal placentation where ovules develop on ridges along the ventral suture
2. Axile placentation where ovules are attached to the central axis in a septate ovary
3. Parietal placentation where ovules develop on the inner wall of a unilocular ovary
4. Free central placentation where ovules are borne on a central column without septa
Subtopic: Flower & Parts of Flower |
Level 3: 35%-60%
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The arrangement where stamens are attached to the petals is termed:
1. Syngenesious condition where anthers are fused but filaments remain free
2. Epiphyllous condition commonly seen in lily and other Liliaceae members
3. Polyadelphous condition where filaments unite into multiple bundles
4. Epipetalous condition commonly seen in brinjal and other Solanaceae members
1. Syngenesious condition where anthers are fused but filaments remain free
2. Epiphyllous condition commonly seen in lily and other Liliaceae members
3. Polyadelphous condition where filaments unite into multiple bundles
4. Epipetalous condition commonly seen in brinjal and other Solanaceae members
Subtopic: Families of Flowering Plant | Flower & Parts of Flower |
86%
Level 1: 80%+
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Superior ovary with basal placentation is characteristic of:
1. Mustard where ovules are attached at the base of unilocular ovary
2. Sunflower where a single ovule is attached at the base of unilocular ovary
3. Pea where ovules are attached along the ventral suture
4. Tomato where ovules are attached to axile placenta
1. Mustard where ovules are attached at the base of unilocular ovary
2. Sunflower where a single ovule is attached at the base of unilocular ovary
3. Pea where ovules are attached along the ventral suture
4. Tomato where ovules are attached to axile placenta
Subtopic: Flower & Parts of Flower |
69%
Level 2: 60%+
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Adventitious roots differ from normal roots because they:
| 1. | Always possess nitrogen-fixing nodules |
| 2. | Develop only from deeper layers of soil |
| 3. | Arise from non-root tissues such as stem or leaf |
| 4. | Originate from primary meristem only |
Subtopic: Morphology of Roots | Modification of Roots |
93%
Level 1: 80%+
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A characteristic of a typical dicot leaf is:
| 1. | Reticulate venation with networked veins |
| 2. | Parallel venation with equal vein spacing |
| 3. | Absence of any mesophyll differentiation |
| 4. | Presence of bulliform cells in midrib |
Subtopic: Morphology of Leaf |
94%
Level 1: 80%+
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A fruit developing without fertilisation is called:
| 1. | Syngamic with fused embryos |
| 2. | Parthenocarpic with seedless interior |
| 3. | Polyembryonic with multiple seeds |
| 4. | Cleistogamous with self-pollinated flowers |
Subtopic: Fruits & their Types |
98%
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A seed that germinates while still attached to parent plant shows:
| 1. | Scarification by external abrasives |
| 2. | Vivipary common in mangrove species |
| 3. | Vernalisation-induced flowering response |
| 4. | Epigeal germination forming long hypocotyl |
Subtopic: Seed |
51%
Level 3: 35%-60%
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Consider the following statements about inflorescence:
Which of the statements given above are correct?
1. I and II only
2. I and III only
3. II and III only
4. I, II and III
| I: | In racemose inflorescence, the main axis continues to grow. |
| II: | Flowers are arranged in acropetal succession in racemose type. |
| III: | In cymose inflorescence, younger flowers are present towards the base. |
1. I and II only
2. I and III only
3. II and III only
4. I, II and III
Subtopic: Inflorescence |
74%
Level 2: 60%+
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Select Chapter Topics:
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Q. No.
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