Which of the following statement is not correct?
1.
Rhizome is a condensed form of stem.
2.
The apical bud in rhizome always remains above the ground.
3.
The rhizome is aerial with no distinct nodes and internodes.
4.
The rhizome is thick, prostrate and branched.
Subtopic: Â Modifications of Stem |
 54%
Level 3: 35%-60%
NEET - 2022
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Select the incorrect statement from the following.
1. In Opuntia, modified leaves do not perform photosynthesis
2. Rhizome in Pistia grows horizontally beneath the soil
3. Thorns in plants are modified axillary buds
4. Potato tuber has buds on its nodes
1. In Opuntia, modified leaves do not perform photosynthesis
2. Rhizome in Pistia grows horizontally beneath the soil
3. Thorns in plants are modified axillary buds
4. Potato tuber has buds on its nodes
Subtopic: Â Modifications of Stem |
 53%
Level 3: 35%-60%
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Pitcher in the insectivorous plant Nepenthes is a modified
1. Petal
2. Sepal
3. Leaf lamina
4. Stipule
1. Petal
2. Sepal
3. Leaf lamina
4. Stipule
Subtopic: Â Modification of Leaf |
 83%
Level 1: 80%+
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All of the following features are common to both pea and makoi plants, except
1. Bisexual flowers
2. Number of corolla in each flower is five
3. Ovary is superior
4. Seed is endospermous
1. Bisexual flowers
2. Number of corolla in each flower is five
3. Ovary is superior
4. Seed is endospermous
Subtopic: Â Seed |
 66%
Level 2: 60%+
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Direct elongation of the radicle leads to the formation of roots in:
1. Wheat
2. Mustard
3. Grass
4. Maize
1. Wheat
2. Mustard
3. Grass
4. Maize
Subtopic: Â Morphology of Roots |
 80%
Level 1: 80%+
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Which of the following characteristics is common to both guava and cucumber?
1. Leaf base swells to form pulvinus
2. Axillary buds are modified into tendrils
3. Flowers are epigynous
4. Flowers are unisexual
1. Leaf base swells to form pulvinus
2. Axillary buds are modified into tendrils
3. Flowers are epigynous
4. Flowers are unisexual
Subtopic: Â Flower & Parts of Flower |
 82%
Level 1: 80%+
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Subtopic: Â Venation, Types of Leaves & Phyllotaxy |Â Flower & Parts of Flower |
 57%
Level 3: 35%-60%
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In the given diagram showing the structure of a monocotyledonous seed, identify the parts that are not correctly labelled?
1. Only A and B
2. Only A and C
3. Only B and D
4. A, B, C and D
1. Only A and B
2. Only A and C
3. Only B and D
4. A, B, C and D
Subtopic: Â Seed |
 85%
Level 1: 80%+
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Regarding tap root:
1. Only Statement II is correct
2. Both Statement I and Statement II are incorrect
3. Both Statement I and Statement II are correct
4. Only Statement I is correct
| Statement I: | The primary root and its branches constitute the tap root system. |
| Statement II: | Tap roots of sweet potato get swollen and store food. |
2. Both Statement I and Statement II are incorrect
3. Both Statement I and Statement II are correct
4. Only Statement I is correct
Subtopic: Â Morphology of Roots |Â Modification of Roots |
 53%
Level 3: 35%-60%
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Match each item in Column I [Type of placentation] with one in Column II [example] and select the correct match from the codes given:
Codes
| Column I | Column II | ||
| A. | Marginal | P. | Argemone |
| B. | Axile | Q. | Dianthus |
| C. | Parietal | R. | Pea |
| D. | Free central | S. | Lemon |
Codes
| A | B | C | D | |
| 1. | P | S | Q | P |
| 2. | S | R | P | Q |
| 3. | R | S | P | Q |
| 4. | S | R | Q | P |
Subtopic: Â Flower & Parts of Flower |
 88%
Level 1: 80%+
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