Opposite phyllotaxy means

(1) A single leaflet arises at each node

(2) A single leaf arises at each node

(3) Two leaflets arise at each node

(4) Two leaves arise at each node

Subtopic:  Venation, Types of Leaves & Phyllotaxy |
 73%
From NCERT
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More than two leaves arise from a node is called as

(1) Phyllotaxy

(2) Whorled

(3) Venation

(4) Opposite

Subtopic:  Venation, Types of Leaves & Phyllotaxy |
 84%
From NCERT
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Which of the following is an example of whorled phyllotaxy?

(1) Alstonia

(2) Mustard

(3) Sunflower

(4) China rose

Subtopic:  Venation, Types of Leaves & Phyllotaxy |
 95%
From NCERT
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The tendrils of pea are

(1) Example of stem modification which are useful in climbing

(2) Example of leaf modification for climbing

(3) Example of leaf modification for defence

(4) Example of stem modification for defence

Subtopic:  Modification of Leaf |
 80%
From NCERT
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Modification of leaves is

(1) Thorn in citrus

(2) Thorn in Bougainvillea

(3) Spine in cactus

(4) Spine in pea

Subtopic:  Modification of Leaf |
 76%
From NCERT
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The examples of fleshy leaves are

(1) Onion

(2) Garlic

(3) Opuntia

(4) Both 1 and 2

Subtopic:  Modification of Leaf |
 88%
From NCERT
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Pitcher plants have

(1) Modified stem

(2) Modified leaf

(3) Modified stipule

(4) Modified roots

Subtopic:  Modification of Leaf |
 93%
From NCERT
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Venus Fly trap

(1) Has modified shoot

(2) Has modified root

(3) Is an insectivorous plant

(4) All of these

Subtopic:  Modification of Leaf |
 83%
From NCERT
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Flower is

(1) Modified leaf

(2) Modified shoot

(3) Modified petiole

(4) Modified pedicel

Subtopic:  Inflorescence |
 88%
From NCERT
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Which of the following is a characteristic of flower?

(1) Internodes do not elongate

(2) Axis gets condensed

(3) Shoot apical meristem changes to floral meristem

(4) All of these

Subtopic:  Inflorescence |
 89%
From NCERT
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