Pneumatophores are

Negatively geotropic

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Positively geotropic

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Negatively phototropic

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Thigmotropic

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Solution

The correct option is A Negatively geotropic
Pnuematophores are called as breathing roots. These are found in mangrove trees. These are the modifications in root which grows in the same direction as that of shoot. Thus, they are negatively geotropic as well as positively phototrophic.

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Similar questions

Stems are :

(a) positively geotropic and negatively phototropic

(b) positively geotropic and positively phototropic

(d) negatively phototropicand positively geotropic

The root of a plant is :

(i) positively phototropic but negatively geotropic

(ii) positively geotropic but negatively phototropic

(iii) negatively phototropic but positively hydrotropic

(iv) negatively hydrotropic but positively phototropic

Name the plant organs which are :
(a) positively phototropic
(b) positively geotropic
(c) negatively geotropic
(d) positively hydrotropic

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