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Q. No.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%
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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%
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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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Consider the given two statements:
1. Statement I is correct and statement II is incorrect
2. Statement I is incorrect and statement II is correct
3. Statement I and statement II are incorrect
4. Statement I and statement II are correct
| Statement I: | A proteinaceous material, usually in the form of small granules, occurring in the outermost cell layer of the endosperm of wheat and other grains are called as aleurone layer. |
| Statement II: | The radical in a monocot seed is enclosed in a sheath called as coleoptiles. |
2. Statement I is incorrect and statement II is correct
3. Statement I and statement II are incorrect
4. Statement I and statement II are correct
Subtopic: Seed |
72%
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In a floral formula, the symbols K and G represent
| 1. | Calyx and superior ovary respectively |
| 2. | Calyx and inferior ovary respectively |
| 3. | Corolla and inferior ovary respectively |
| 4. | Corolla and superior ovary respectively |
Subtopic: Semi Technical Description |
88%
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In a floral formula, P3+3 A3+3 G(3) would mean:
| 1. | 6 undifferentiated tepals in two whorls of three, the same number and arrangement of stamens, and an inferior ovary with 3 free carpels |
| 2. | 6 undifferentiated tepals in two whorls of three, the same number and arrangement of stamens, and a superior ovary with 3 fused carpels |
| 3. | 6 undifferentiated petals in two whorls of three, the same number and arrangement of stamens, and an inferior ovary with 3 free carpels |
| 4. | 6 undifferentiated petals in two whorls of three, the same number and arrangement of stamens, and a superior ovary with 3 fused carpels |
Subtopic: Semi Technical Description |
78%
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