​ (a)   occurs in the mouth.

• Both mechanical and chemical digestion
• Only chemical digestion
• Only mechanical digestion

Which organ churns food and uses acid and enzymes to break down food?

• stomach

• esophagus

• mouth

• epiglottis

Tags

NGSS.MS-LS1-7

What is the function of the teeth and tongue

• chemical digestion

• break down food

• mechanical digestion

• they only chew food

What connects the mouth to the stomach

• epiglottis

• pylorus

• esophagus

• tongue

The chewing and grinding of food into smaller pieces is an example of...

• Mechanical Digestion
• Chemical Digestion

Nutrients from digested food are absorbed in which digestive organ?

• Small Intestine
• Stomach
• Large Intestine
• Gallbladder

Tags

NGSS.MS-LS1-3

Enzymes (chemicals) in your saliva help break down food while chewing.  This is...

• Mechanical digestion
• Chemical digestion

chemical used to digest food

• enzyme

• saliva

Tags

NGSS.MS-LS1-7

What are the steps of the digetive process?

• Digestion in the small intestine, chewing, in the stomach, absorption and waste elimination.

• Chewing, digestion in the stomach, digestion in the small intestine, absorption and waste elimination.

• Chewing, digestion in the stomach, waste elimination, absoption and digestion in the small intestine.

what is the esophagus do

• it pushes food into the stomach

• ?

• breaks down food and pushes into stomach

• is a long tube that leads to stomach