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Q. No.In China rose stamens are:
1.
united into one bundle
2.
united into two bundles
3.
united into more than two bundles
4.
having filaments with variable length
Subtopic: Flower & Parts of Flower |
81%
From NCERT
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Which of the following will not be applicable for China rose?
1. Alternate phyllotaxy
2. Hypogynous flower
3. Valvate aestivation for corolla
4. Monoadelphous stamens
1. Alternate phyllotaxy
2. Hypogynous flower
3. Valvate aestivation for corolla
4. Monoadelphous stamens
Subtopic: Flower & Parts of Flower |
81%
From NCERT
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All the following are floral characters of members of family Solanaceae except:
1. Zygomorphic flower
2. Valvate aestivation
3. Epipetalous stamens
4. Endospermous seeds
1. Zygomorphic flower
2. Valvate aestivation
3. Epipetalous stamens
4. Endospermous seeds
Subtopic: Families of Flowering Plant |
75%
From NCERT
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The number of correct statements from the given statements is:
1. 2
2. 3
3. 4
4. 5
| I: | In a typical dicotyledonous embryo, the portion of the embryonal axis above the level of cotyledons is the epicotyl, which terminates with the plumule or stem tip. |
| II: | In a typical dicotyledonous embryo, the cylindrical portion below the level of cotyledons is hypocotyl, and it terminates at its lower end in the radicle or root tip. |
| III: | In the grass family, the cotyledon is called the scutellum, which is situated towards one side (lateral) of the embryonal axis. |
| IV: | At its lower end, the embryonal axis in monocots has the radical and root cap enclosed in an undifferentiated sheath called coleorhiza. |
| V: | In monocots, the portion of the embryonal axis above the level of attachment of the scutellum is the epicotyl. |
1. 2
2. 3
3. 4
4. 5
Subtopic: Seed |
57%
From NCERT
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Subtopic: Flower & Parts of Flower |
86%
From NCERT
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Study the given diagram and select the correct statements:
I: It is racemose inflorescence.
II: A is older flower and B is younger flower.
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
I: It is racemose inflorescence.
II: A is older flower and B is younger flower.
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Inflorescence |
80%
From NCERT
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Typically, drupes develop from:
| 1. | monocarpellary inferior ovaries and are one seeded. |
| 2. | monocarpellary superior ovaries and are one seeded. |
| 3. | multicarpellary superior ovaries and are many seeded. |
| 4. | multicarpellary inferior ovaries and are many seeded. |
Subtopic: Fruits & their Types |
89%
From NCERT
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Subtopic: Fruits & their Types |
77%
From NCERT
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A bud is present in:
| I: | the axil of petiole in simple leaf |
| II: | the axil of petiole in compound leaf |
| III: | the axil of leaflets of the compound leaf |
1. Only I and II are correct
2. Only I is correct
3. Only II and III are correct
4. Only II is correct
Subtopic: Morphology of Leaf |
82%
From NCERT
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Correct position of floral parts over thalamus in the guava plant is:
| 1. | Gynoecium occupies the highest position, while the other parts are situated below it. |
| 2. | Margin of the thalamus grows upward, enclosing the ovary completely, and other parts arise above the ovary. |
| 3. | Gynoecium is present in the center and other parts cover it partially. |
| 4. | Gynoecium is situated in the center, and other parts of the flower are located at the rim of the thalamus, at the same level. |
Subtopic: Flower & Parts of Flower |
81%
From NCERT
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