biodegradable

"The fallen leaves decomposed over the winter, turning into rich soil. "

"My mom spends most of the morning in the kitchen, preparing breakfast for the family. "

"My sister is very helpful, especially when it comes to organizing things. "

"As everyone knew, he was capable of violence when roused."

"The cud is then reswallowed and further digested by specialized microorganisms that live in the rumen."

"Asphalt, composed of oil and sand, is a widely used material for roads."

"The school's science fair featured several different biological specimens. "

"Pit row was abuzz with activity."

"My new water bottle is made of plastic. "

"The school's student council is a company of dedicated students who organize events. "

"to reduce weight, speed, heat, expenses, price, personnel etc."

"The florist is packaging the flowers carefully for delivery. "