Which is abiotic? 1. Tree sap 2.insect 3.sunlight 4.tree stump

Sunlight - abiotic

Explanation:

Tree sap - biotic, Sunlight - abiotic, Tree stump - biotic, Insect - biotic, Abiotic factors are the sun, rocks, water, and sand. Biotic factors are living organisms that affect other living organisms.

choice 3

Explanation:

succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation:

well the answer is 2!