Abiotic factors are nonliving things in an ecosystem.
Both belongs to same chordata phylum
The plant cell is able to withstand the expansion of the central vacuole as the result of the rigid cell wall which it possess. The plant cell wall provide a rigid structure which support the activities of the cell.
Insects, and some other invertebrates, exchange oxygen and carbon dioxide between their tissues and the air by a system of air-filled tubes called tracheae. Tracheae open to the outside through small holes called spiracles.