NEET BIOLOGY

STRUCTURAL ORGANISTION OF PLANTS AND ANIMALS

MORPHOLOGY OF FLOWERING PLANTS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
MODIFIED ROOTS IN Rhizophora WHICH HELP IN RESPIRATION ARE CALLED AS
A
CHROMATOPHORES
B
PNEUMATOPHORES
C
ANTHERIDIOPHORES
D
NONE OF THESE ABOVE
Explanation: 

Detailed explanation-1: -Respiratory roots: In swampy areas, the modification of roots that come out of the ground vertically upwards to get oxygen for respiration are called pneumatophores. For example, Rhizophora.

Detailed explanation-2: -In some plants, many roots come out of the ground and grow vertically upwards called pneumatophores. These are the modifications to get oxygen for respiration. Pneumatophores are found in mangroves and in swampy areas like Rhizophora.

Detailed explanation-3: -Rhizophora that grows in swampy areas has many roots come out of the ground and grow vertically upwards called pneumatophores which help to get oxygen for respiration.

Detailed explanation-4: -Respiratory or knee roots (pneumatophores) are characteristic of many species; they project above the mud and have small openings (lenticels) through which air enters, passing through the soft spongy tissue to the roots beneath the mud.

Detailed explanation-5: -Pneumatophores are modifications of roots in plants growing in swampy areas or waterlogged environments. Pneumatophores help the plant derive oxygen for respiration. In plants with pneumatophores, many roots come out of the ground, grow vertically upwards and rise above the water level.

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