Question

why do the roots of mangrove trees grow up ward​

Answer 1

Explanation:

Under the ground, the soil is not able to support or provide enough oxygen to the roots and therefore this root system outgrows aerial roots which grow vertically up to the fresh air above the soil.

Answer 2

Answer:

They are known as Mangrove trees and they have aerial roots. ... Under the ground, the soil is not able to support or provide enough oxygen to the roots and therefore this root system outgrows aerial roots which grow vertically up to the fresh air above the soil.