Question

which of these work together to attach to rock to chemically change rock to bits of soil? pioneer species deer and rabbits wolves and bears

Explanation:

Pioneer species (like lichens, mosses) colonize bare rock. They secrete acids that chemically weather rock, breaking it into soil particles. Deer/rabbits (herbivores) and wolves/bears (carnivores) don’t contribute to rock - to - soil chemical change.

Answer:

A. pioneer species