Which is a bioindicator?
A. current
B. water
C. rock
D. insect

D

Explanation:

“A bioindicator is a living organism that gives us an idea of the health of an ecosystem.”

An insect would be correct since the other options are non-living organisms.

D.) Insect

Explanation:

A bioindicator is a living organism that gives us an idea of the health of an ecosystem.

answer: national resource conservation services

national resource conservation services is the us. based approach that provides technical and financial assistance for natural resource management. nrcs society in conservation of resources by involving in activities like farmland protection, flood prevention, watershed protection, urban conservation, conserves economic and environmental conditions. it conducts soil surveys and implements the policy of natural resources management on the society.