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Q. No.Identify the correct set of statements:
| (a) | The leaflets are modified into pointed hard thorns in Citrus and Bougainvillea. |
| (b) | Axillary buds form slender and spirally coiled tendrils in cucumber and pumpkin. |
| (c) | Stem is flattened and fleshy in Opuntia and modified to perform the function of leaves. |
| (d) | Rhizophora shows vertically upward growing roots that help to get oxygen for respiration. |
| (e) | Subaerially growing stems in grasses and strawberry help in vegetative propagation. |
Choose the correct answer from the options given below:
1. (a), (b), (d), and (e) only
2. (b), (c) only
3. (a), (d) only
4. (b), (c), (d) and (e) only
Subtopic: Modifications of Stem |
66%
Level 2: 60%+
NEET - 2022
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Subtopic: Modification of Roots |
77%
Level 2: 60%+
NEET - 2018
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Links
In Bougainvillea thorns are the modifications of:
1. Adventitious root
2. Stem
3. Leaf
4. Stipules
Subtopic: Aerial Stem Modification |
74%
Level 2: 60%+
NEET - 2017
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Stems modified into flat green organs performing the functions of leaves are known as?
1. phyllodes
2. phylloclades
3. scales
4. cladodes
2. phylloclades
3. scales
4. cladodes
Subtopic: Aerial Stem Modification |
75%
Level 2: 60%+
NEET - 2016
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Which of the following is not a stem modification?
1. Thorns of citrus
2. Tendrils of cucumber
3. Flattened structure of Opuntia
4. Pitcher of Nepenthes
2. Tendrils of cucumber
3. Flattened structure of Opuntia
4. Pitcher of Nepenthes
Subtopic: Morphology of Stems | Modifications of Stem |
84%
Level 1: 80%+
NEET - 2016
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Choose the mismatched pair of leaf character with its example:
1. Palmately compound - Alstonia
2. Alternate Phyllotaxy - China-rose
3. Leaf tendril - Pea
4. Opposite phyllotaxy - Calotropis
Subtopic: Venation, Types of Leaves & Phyllotaxy | Modification of Leaf |
76%
Level 2: 60%+
NEET - 2022
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How many plants among China rose, Ocimum, sunflower, mustard, Alstonia, guava, Calotropis and Nerium (Oleander) have opposite phyllotaxy?
1. Three
2. Four
3. Five
4. Two
1. Three
2. Four
3. Five
4. Two
Subtopic: Venation, Types of Leaves & Phyllotaxy |
Level 4: Below 35%
NEET - 2013
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Given below are two statements. One is labelled as Assertion (A) and the other is labelled as Reason (R):
In the light of the above statements, choose the correct answer from the options given below:
| Assertion (A): | A flower is defined as a modified shoot wherein the shoot apical meristem changes to floral meristem. |
| Reason (R): | Internode of the shoot gets condensed to produce different floral appendages laterally at successive nodes instead of leaves. |
| 1. | (A) is False but (R) is True. |
| 2. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 3. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 4. | (A) is True but (R) is False. |
Subtopic: Inflorescence |
68%
Level 2: 60%+
NEET - 2023
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Which of the following examples show monocarpellary, unilocular ovary with many ovules?
A. Sesbania
B. Brinjal
C. Indigofera
D. Tobacco
E. Asparagus
Choose the correct answer from options given below:
1. B and E only
2. C, D and E only
3. A, B and D only
4. A and C only
A. Sesbania
B. Brinjal
C. Indigofera
D. Tobacco
E. Asparagus
Choose the correct answer from options given below:
1. B and E only
2. C, D and E only
3. A, B and D only
4. A and C only
Subtopic: Flower & Parts of Flower |
54%
Level 3: 35%-60%
NEET - 2024
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Match List-I with List-II:
Choose the correct answer from the options given below:
1. A- III, B-I, C-IV, D-II
2. A- III, B-IV, C-I, D-II
3. A- III, B-II, C-I, D-IV
4. A- II, B-I, C-IV, D-III
| List-I | List-II | ||
| A. | Vexillary aestivation | I. | Brinjal |
| B. | Epipetalous stamens | II. | Peach |
| C. | Epiphyllous stamens | III. | Pea |
| D. | Perigynous flower | IV. | Lily |
Choose the correct answer from the options given below:
1. A- III, B-I, C-IV, D-II
2. A- III, B-IV, C-I, D-II
3. A- III, B-II, C-I, D-IV
4. A- II, B-I, C-IV, D-III
Subtopic: Flower & Parts of Flower |
79%
Level 2: 60%+
NEET - 2024
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