Adesirable intake of dietary fiber is grams daily, according to the american dietetic association.

A desirable intake of dietary fiber is 20-35 grams daily, according to the American Dietetic Association.

Explanation:

Dietary fiber has always been a part of a healthy, balanced eating lifestyle. Fiber has 2 types, soluble and insoluble. Soluble fiber is a gelatin-like substance when combined with water and when ingested, can help slow the travel of food in the gut, making you feel "full." Insoluble fiber or roughage is the bulk-forming type. It holds water in its structure, helping regulate the bowel movements.

Fiber, being a complex carbohydrate, can help lessen the risk of an increase of bad cholesterol and blood sugar. Examples of fiber-rich foods are whole grain products, barley, oats, grapes, etc.

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.

well

explanation: