Offset is one internode-long runner and its each node bears rosette of leaves and a tuft of roots. It is found in aquatic plants like:

1. Hydrilla           

2. Pistia              

3. Eichhornia      

4. Both (2) and (3)

Subtopic:  Morphology of Stems | Aerial Stem Modification |
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Leafbase is swollen to form pulvinus in:

(1) Some leguminous plants              

(2) Some crucifers

(3) Some monocots                           

(4) Some cycads

Subtopic:  Morphology of Leaf | Venation, Types of Leaves & Phyllotaxy |
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Which of the following statements is false about a leaf?
1. A leaf is said to be simple, when its lamina is entire or when incised, the incisions do not touch the margin

2. A leaf is said to be compound when the incisions of lamina reach up to the midrib breaking into several leaflets

3. Leaf is the most important vegetative organ for photosynthesis

4. Leaf is not a transpiratory organ

Subtopic:  Morphology of Leaf |
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Leaves are modified into tendrils in:

(1) Parkinsonia     

(2) Pea                 

(3) Ranunculus     

(4) Oxalis

Subtopic:  Aerial Stem Modification |
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Cymose inflorescence is identified by:
1. Basipetal arrangement of flowers on the main axis (peduncle)
2. The limited growth of the main axis as main axis terminates in a flower
3. Both (1) and (2)
4. Presence of sessile flower

Subtopic:  Inflorescence |
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Which of the following is an incorrect match?
(1) Perigynous flower - Plum, rose and peach

(2) Monadelphous - Pea

(3) Epigynous flower - Guava, cucumber, and ray florets of sunflower

(4) Polyadelphous - Citrus

Subtopic:  Flower & Parts of Flower: I | Flower & Parts of Flower |
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Match the Column-I with Column-II:

Column-I

(Aestivation in

Corolla)

Column-II

(Examples)

A. Valvate

I. China rose,

Lady’s finger,

cotton

B. Twisted

II. Calotropis

C. Imbricate

III. Cassia,

Gulmohur

D. Vexillary

(papillonaceous)

IV. Pea, Beans

(1) A - II, B - I, C - III, D - IV            

(2) A - II, B - I, C - IV, D - III

(3) A - I, B - II, C - III, D - IV             

(4) A - II, B - IV, C - I, D - III

Subtopic:  Flower & Parts of Flower: I | Flower & Parts of Flower |
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Identify the types of aestivation shown in the following diagram:

(1) A - Valvate, B - Twisted, C - Imbricate, D - Vexillary
(2) A - Vexillary, B - Valvate, C - Twisted, D - Imbricate
(3) A - Imbricate, B - Vexillary, C - Valvate, D - Twisted
(4) A - Twisted, B - Imbricate, C - Vexillary, D - Valvate

Subtopic:  Flower & Parts of Flower: I | Flower & Parts of Flower |
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Match the following figures with I, II and III:
I. Hypogynous flower
II. Perigynous flower
III. Epigynous flower



1. A - I, B - II, C - III
2. A - I, B - III, C - II
3. A - III, B - II, C - I
4. A - III, B - I, C - II

Subtopic:  Flower & Parts of Flower: I | Flower & Parts of Flower |
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Match the Column-I and Column-II with Column-III:
     Column-I                           Column-II                           Column-III
A. Marginal                         I.                              a. Sunflower,Marigold
B. Axile                              II.                            b. Dianthus, Primrose
C. Parietal                          III.                           c. Mustard,Argemone
D. Free Central                   IV.                              d. Chinarose, Tomato, Lemon
E. Basal                              V.                            e. Pea
1. A - V, e; B - II, d; C - I, c; D - III, b; E - IV, a
2. A - I, e; B - II, d; C - III, c; D - IV, b; E - V, a
3. A - V, a; B - II, d; C - I, b; D - III, c; E - IV, e
4. A - V, a; B - III, b; C - II, d; D - I, e; E - IV, c

Subtopic:  Parts of Flower: III | Flower & Parts of Flower |
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