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#4 | Aerial Stem Modification
(Botany) > Morphology of Flowering Plants

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Related Practice Questions :

A lateral branch with short internodes and each node bearing a rosette of leaves and a tuft of roots is found in:

1. Chrysanthemum

2. Pistia

3. Jasmine

4. Pineapple

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When a shoot tip transforms into a flower,

1. It is always solitary

2. The flower is always short-lived

3. It is never solitary

4. The flower is always long-lived

 80%
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Match aerial modifications of stem given in column I with their descriptions in column II and choose your answer from the codes given below:

A   

Phylloclade   

P   

Green, flattened or cylindrical branches of unlimited growth

B

Cladode

Q

Branches of limited growth that become green and flat like a leaf

C

Bulbil

R

Modified vegetative bud with stored food meant for reproduction

Codes:

 

A     

B     

C

1.

P

Q

R

2.

P

R

Q

3.

R

P

Q

4 . 

Q

R

P

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In Australian Acacia, the petiole or any part of rachis becomes flattened taking the shape of a leaf and turning green in color. This structure is called as:

(1) Phylloclade

(2) Cladode

(3) Phyllode

(4) bulbil

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In ginger vegetative propagation occurs through

(1) rhizome

(2) offsets

(3) bulbils

(4) runners

 86%
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