Which of the following is not a stem modification?

(1) Turnip

(2) Citrus

(3) Bougain villea

(4) Grapevines

Subtopic:  Morphology of Stems | Aerial Stem Modification |
 79%
From NCERT
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Thorn is not found in

(1) Citrus

(2) Bougainvillea

(3) Cucumber

(4) Both 1 and 2

Subtopic:  Aerial Stem Modification |
 87%
From NCERT
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Stem tendril is not found in

(1) Cucumber

(2) Pumpkins

(3) Watermelon

(4) Citrus

Subtopic:  Aerial Stem Modification |
 91%
From NCERT
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Some plants of arid regions have which of the following modification?

(1) Flattened stem-Opuntia

(2) Underground stem-Potato

(3) Thorn-Citrus

(4) Tendril- Grapevine

Subtopic:  Morphology of Stems | Aerial Stem Modification |
 81%
From NCERT
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Which of the following has chlorophyll in their stem to carry out photosynthesis?

(1) Opuntia

(2) Citrus

(3) Bougainvillea

(4) Cucumber

Subtopic:  Morphology of Stems | Aerial Stem Modification |
 90%
From NCERT
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Which of the following has chlorophyll in it's flattened stem to carry out photosynthesis?

(1) Opuntia

(2) Euphorbia

(3) Citrus

(4) Watermelon

Subtopic:  Morphology of Stems | Aerial Stem Modification |
 88%
From NCERT
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Stem spreads to new niches and when older parts die new parts are formed.

(1) Grass

(2) Strawberry

(3) Mint

(4) All of these

Find the one which doesn't belong to the above category.

Subtopic:  Morphology of Stems | Aerial Stem Modification |
From NCERT
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The stem of Pistia and Eichhornia has

(1) Short internode

(2) Rosette of leaves

(3) Tuft of Roots

(4) All of these

Subtopic:  Morphology of Stems | Aerial Stem Modification |
 87%
From NCERT
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Aquatic plants with a lateral branch having short internodes, rosette of leaves and tuft of roots are

(1) Pistia, Hydrilla

(2) Eichhornia, Hydrilla

(3) Pistia and Eichhornia

(4) Hydrilla and Valisnaria

Subtopic:  Aerial Stem Modification |
 94%
From NCERT
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The lateral branches originate from the basal and underground portion of the main stem, grow horizontally beneath the soil and then come out obliquely upward to give rise to leafy shoot?

Which of the following examples are associated with such modifications?

(1) Banana, Mint and Jasmine

(2) Banana, Pineapple, Chrysanthemum

(3) Pineapple, Mint, Citrus

(4) Papaya, Citrus, Banana

Subtopic:  Morphology of Stems | Aerial Stem Modification |
 85%
From NCERT
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