Phoresy is a smaller creatures that uses larger creatures to move large distances. Altruism is the behavior where an animal puts another's needs before their own. Commensalism is a beneficial relationship for one party and nutral to the other. Mutualism is beneficial to both parties.
The answer is Altruism.
The answer is false. Hope this helps
Biochemical stress is another factor fire
its B. Organ b/c the plants root are part of the plant