Match the following types of nervous systems with their functions.
1. central
2. peripheral
3. somatic
4. autonomic
5. sympathetic
6. parasympathetic

sensory and motor nerves running to and from the cns
main interpretation and processing center
relaxing responses
controls voluntary responses
controls automatic responses
fight-or-flight responses

explanation:

b,bacteria convert nitrates

into nitrogen gas.

d,plants and animals take in

and use nitrogen compounds.

e,bacteria break down waste    

products and return nitrogen  

to the soil.

a,bacteria convert atmospheric

nitrogen to ammonia.

c,bacteria convert ammonia

to nitrites and nitrates.

allowed for the prediction of the properties of missing elements.