Question

Difference between parenchyma and aerenchyma

Answer 1

parenchyma serves as a packing tissue and the main function of parenchyma is to store and assimilate food
whereas
aerenchyma is a type of parenchyma tissue present in aquatic plants as Hydrilla etc that provide buoyancy ( floating capacity) to the plants
Hope this helps

Answer 2

Explanation:

Aerenchyma is the term given to plant tissues containing enlarged gas spaces exceeding those commonly found as intracellular spaces. It is formed in the roots and shoots of wetland species and in some dryland species in adverse conditions, either constitutively or because of abiotic stress.

Wheareas parenchyma is simple permanent tissue