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Q. No.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
Subtopic: Modifications of Stem |
56%
From NCERT
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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: Modification of Leaf |
84%
From NCERT
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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: Seed |
65%
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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: Morphology of Roots |
79%
From NCERT
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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: Flower & Parts of Flower |
82%
From NCERT
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Subtopic: Venation, Types of Leaves & Phyllotaxy | Flower & Parts of Flower |
55%
From NCERT
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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: Seed |
84%
From NCERT
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Regarding tap root:
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.
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.
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
Subtopic: Morphology of Roots | Modification of Roots |
51%
From NCERT
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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: Flower & Parts of Flower |
87%
From NCERT
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Subtopic: Semi Technical Description | Families of Flowering Plant |
53%
From NCERT
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