That potato, ginger, and garlic are underground modifications of the stem is indicated by:
I: Presence of an eye (node) in potato
II: Distinct nodes with internodes and scaly leaves in ginger
III: A cluster of roots at the base of the reduced stem in garlic
 
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II, and III are correct

Subtopic:   Modifications of Stem |
 73%
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The modification of the stem shown in the given figure is called a/an

1. Offset
2. Runner
3. Stolon
4. Cladode
Subtopic:   Modifications of Stem |
 80%
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All the following would be true for a typical leaf in flowering plants except:
1. The leaf develops at the node and bears a bud in its axil.
2. Leaves originate from shoot apical meristems.
3. Leaves are arranged in a basipetal order.
4. Leaves are the most important vegetative organs for photosynthesis.
Subtopic:  Morphology of Leaf |
 85%
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Consider the two statements:
Assertion (A): Prop and stilt roots are aerial in origin yet they are called roots.
Reason (R): These roots are modified to provide mechanical support
 
1. Both (A) and (R) are True but (R) does not correctly explain the (A).
2. (A) is True but (R) is False.
3. Both (A) and (R) are True and (R) correctly explains the (A).
4. (A) is False but (R) is True.
Subtopic:  Modification of Roots |
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The flower shown in the given figure represents the members of Family:
1. Leguminosae 2. Malvaceae
3. Cruciferae 4. Compositae
Subtopic:  Families of Flowering Plant |
 81%
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Consider the two statements:
I: Pinnately compound leaves have all of their leaflets attached at the same point at the end of the petiole.
II: Reticulate venation refers to the branching arrangement of veins in dicot 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
Subtopic:  Venation, Types of Leaves & Phyllotaxy |
 77%
From NCERT
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Identify the correct statements:
A: When a flower can be divided into two equal radial halves in any radial plane passing through the centre, it is said to be actinomorphic.
B: When a flower can be divided into two similar halves only in one particular vertical plane, it is said to  be zygomorphic.
C: Actinomorphic flowers are seen in pea, gulmohur, bean, Cassia.
D: Zygomorphic flowers are seen in canna.
 
1. A and B 2. C and D
3. A and C 4. B and D
Subtopic:  Flower & Parts of Flower |
 89%
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In the given figure, the coleoptile and coleorhiza are respectively represented by:
1. IV and V 2. I and II
3. III and VI 4. II and III
Subtopic:  Seed |
 81%
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Which of the following stem modifications develop from axillary bud?
I: Tendril
II: Thorn
1. Only I 2. Only II
3. Both I and II 4. Neither I nor II
Subtopic:   Modifications of Stem |
 80%
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Consider the given two statements:
Assertion(A): In cymose type of inflorescence, the main axis is limited in growth.
Reason (R): In cymose type of inflorescence, the flowers are borne in a basipetal order.
 
1. Both (A) and (R) are True and (R) correctly explains (A).
2. Both (A) and (R) are True but (R) does not correctly explain (A).
3. (A) is True; (R) is False
4. Both (A) and (R) are False
Subtopic:  Inflorescence |
 50%
From NCERT
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