Digestion-chemical and mechanical

Which type of digestion breaks down pieces of food into smaller molecules?

• mechanical
• chemical

Of the following, which organ does food NOT pass through?

• pancreas
• mouth

Which enzyme helps break down proteins in the digestive process?

• lipase
• pepsin

Proteins are composed of substances called _______.

• lipids

• amino acids

• glucose sugars

• minerals

Which of the following is NOT a source of protein?

• red meat
• broccoli
• beans
• eggs

Amylase is an example of an ______.

• accessory organ
• enzyme

Tags

NGSS.MS-LS3-1

Which part of the digestion process speeds up the break down of food?

• enzyme

• villi

• carbohydrates

• water

What type of digestion involves the actual breaking apart of the food by our teeth, tongue, or muscles?

• chemical digestion

• diffusion

• mechanical digestion

• peristalsis

chemical used to digest food

• chyme

• saliva

• enzyme

• blood

The enzyme lactase will break down the sugar lactose which is found in

• dairy products

• potatoes

• vegetables

• carbohydrates