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Q. No.Roots that arise from any point other than the radicle (embryonic root) are seen in:
| I: | Grass | II: | Monstera | III: | Banyan |
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only II and III | 4. | I, II and III |
Subtopic: Morphology of Roots |
77%
From NCERT
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In silk cotton:
| 1. | leaves are palmately compound and the leaflets are attached at a common point, i.e., at the tip of the petiole. |
| 2. | leaves are pinnately compound and a number of leaflets are present on a common axis. |
| 3. | leaves are pinnately compound and the leaflets are attached at a common point, i.e., at the tip of the petiole. |
| 4. | leaves are palmately compound and a number of leaflets are present on a common axis. |
Subtopic: Morphology of Leaf |
84%
From NCERT
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In racemose type of inflorescences:
1. Only I is correct
2. Only II is correct
3. Both I and II are incorrect
4. Both I and II are correct
| I: | the main axis continues to grow. |
| II: | the flowers are borne laterally in an acropetal succession. |
1. Only I is correct
2. Only II is correct
3. Both I and II are incorrect
4. Both I and II are correct
Subtopic: Inflorescence |
89%
From NCERT
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Match each item in Column I with one in Column II and select the correct match from the codes given:
Codes:
| Column I | Column II | ||
| A | Mustard | P | Flower cannot be divided into two similar halves by any vertical plane passing through the centre |
| B | Bean | Q | Flower can be divided into two similar halves only in one particular vertical plane |
| C | Canna | R | Flower can be divided into two equal radial halves in any radial plane passing through the centre |
Codes:
| A | B | C | |
| 1. | P | Q | R |
| 2. | R | Q | P |
| 3. | R | P | Q |
| 4. | P | R | Q |
Subtopic: Flower & Parts of Flower |
90%
From NCERT
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The given diagram describes:
1. a hypogynous flower with superior ovary
2. an epigynous flower with inferior ovary
3. a perigynous flower with half-inferior ovary
4. a hypogynous flower with inferior ovary
1. a hypogynous flower with superior ovary
2. an epigynous flower with inferior ovary
3. a perigynous flower with half-inferior ovary
4. a hypogynous flower with inferior ovary
Subtopic: Flower & Parts of Flower |
77%
From NCERT
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Sepals or petals in a whorl just touch one another at the margin, without overlapping in:
1. Calotropis
2. Gulmohur
3. Cotton
4. Pea
1. Calotropis
2. Gulmohur
3. Cotton
4. Pea
Subtopic: Flower & Parts of Flower |
87%
From NCERT
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Stamens are:
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: | epipetalous in the flowers of brinjal. |
| II: | epiphyllous when attached to the perianth in the flowers of lily. |
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Flower & Parts of Flower |
92%
From NCERT
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The type of placentation shown in the given figure is seen in:
| 1. | Sunflower and Marigold | 2. | Mustard and Argemone |
| 3. | Dianthus and Primrose | 4. | Tomato and Lemon |
Subtopic: Inflorescence |
79%
From NCERT
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Drupes:
| 1. | develop from monocarpellary superior ovaries and are one seeded |
| 2. | develop from monocarpellary inferior ovaries and are one seeded. |
| 3. | develop from multicarpellary superior ovaries and are many seeded. |
| 4. | develop from multicarpellary inferior ovaries and are many seeded. |
Subtopic: Fruits & their Types |
92%
From NCERT
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In plants such as bean, gram and pea, the endosperm is:
1. haploid.
2. formed by free nuclear divisions only.
3. not formed as a result of double fertilisation.
4. not present in mature seeds.
1. haploid.
2. formed by free nuclear divisions only.
3. not formed as a result of double fertilisation.
4. not present in mature seeds.
Subtopic: Seed |
81%
From NCERT
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