Question

Why do roots of plants need to respire?​

Answer 1

Answer:

Roots need oxygen: As mentioned above, roots respire too! One of the functions of the substrate is to serve as a site for air exchange between the root zone and atmosphere. In other words, roots breathe oxygen like we do. ... Plant roots not only absorb water and nutrients for plant growth, but also respire.

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Answer 2

Answer:

Roots need oxygen: As mentioned above, roots respire too! One of the functions of the substrate is to serve as a site for air exchange between the root zone and atmosphere. In other words, roots breathe oxygen like we do. ... Plant roots not only absorb water and nutrients for plant growth, but also respire.