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Q. No.In pea:
1.
Flower is zygomorphic, aestivation is vexillary, stamens are diadelphous and placentation is marginal.
2.
Flower is actinomorphic, aestivation is vexillary, stamens are diadelphous and placentation is axile.
3.
Flower is zygomorphic, aestivation is twisted, stamens are monodelphous and placentation is parietal.
4.
Flower is actinomorphic, aestivation is imbricate, stamens are diadelphous and placentation is marginal.
Subtopic: Families of Flowering Plant |
83%
From NCERT
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Match each item in Column I with the one given in Column II and select the correct match from the codes given:
Codes:
| Column I [Position of Ovary] |
Column II [Type of flower] |
||
| A. | Inferior | P. | Hypogynous |
| B. | Half inferior | Q. | Perigynous |
| C. | Superior | R. | Epigynous |
Codes:
| A | B | C | |
| 1. | P | Q | R |
| 2. | P | R | Q |
| 3. | R | Q | P |
| 4. | R | P | Q |
Subtopic: Flower & Parts of Flower |
85%
From NCERT
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The leaves:
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: | develop at the node, bear buds in their axil that later develop into a branches. |
| II: | originate from shoot apical meristems and are arranged in an acropetal order. |
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: Morphology of Leaf |
84%
From NCERT
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Identify the incorrectly matched pair:
| 1. | Stipules | Small leaf like structure, generally two in number, that are sometimes present at the leaf base |
| 2. | Pulvinus | Leaf base in monocotyledons expanded into a sheath covering the stem partially or wholly |
| 3. | Petiole | A stalk that connects the blade with the leaf base |
| 4. | Leaf blade | Also called as lamina and is the green expanded part of the leaf with veins and veinlets |
Subtopic: Morphology of Leaf |
74%
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. | Simple leaf | P. | Lamina is entire or when incised, the incisions do not touch the midribs |
| B. | Pinnately compound leaf | Q. | The leaflets are attached at a common point, i.e., at the tip of petiole |
| C. | Palmately compound leaf | R. | A number of leaflets are present on a common axis, the rachis |
Codes:
| A | B | C | |
| 1. | P | Q | R |
| 2. | P | R | Q |
| 3. | R | Q | P |
| 4. | Q | P | R |
Subtopic: Morphology of Leaf |
87%
From NCERT
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The ovary is said to be half inferior and the flower is called perigynous in all of the following plants except:
| 1. | Rose | 2. | Plum |
| 3. | Peach | 4. | China rose |
Subtopic: Parts of Flower: III |
94%
From NCERT
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Identify the incorrect statement/s:
| Statement I: | Stamens are epipetalous in the flowers of lily. |
| Statement II: | Diadelphous stamen are seen in citrus. |
| Statement III: | A sterile stamen is called as staminate. |
| 1. | Only Statement I and Statement II |
| 2. | Only Statement III |
| 3. | Statement I, Statement II and Statement III |
| 4. | Only Statement I and Statement III |
Subtopic: Flower & Parts of Flower |
64%
From NCERT
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When the ovules are borne on central axis and septa are absent, the type of placentation is called as:
1. free central and is seen in Dianthus and Primrose
2. free central and is seen in Sunflower and Marigold
3. basal and is seen in Dianthus and Primrose
4. basal and is seen in Sunflower and Marigold
1. free central and is seen in Dianthus and Primrose
2. free central and is seen in Sunflower and Marigold
3. basal and is seen in Dianthus and Primrose
4. basal and is seen in Sunflower and Marigold
Subtopic: Flower & Parts of Flower |
91%
From NCERT
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Subtopic: Flower & Parts of Flower |
91%
From NCERT
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The fruit in coconut:
1. is a berry with a fibrous epicarp
2. is a drupe with a fibrous mesocarp
3. is an aril with a fibrous endocarp
4. is a samara with a fibrous mesocarp
1. is a berry with a fibrous epicarp
2. is a drupe with a fibrous mesocarp
3. is an aril with a fibrous endocarp
4. is a samara with a fibrous mesocarp
Subtopic: Fruits & their Types |
97%
From NCERT
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