Asubstance that accelerate ( speeds up ) the rate of chemical reaction is called a(an)

a catalyst

Explanation:

An enzyme is an example of a catalyst which speeds up or controls the chemical reactions in an organism. A catalyst speeds up the rate of the reaction without itself being consumed by the reaction.

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.