MS-LS1-7 - Cellular Respiration and Digestion Quiz - 7th grade

What is the name of the enzyme in saliva that breaks down complex carbohydrates?

• protease
• lipase
• amino acids
• amylase

When a digestive chemical reaction occurs, carbohydrates are changed into what?

• glucose
• amino acids
• fatty acids
• glycerol

What type of nutrient does not go through chemical reactions?

• carbohydrates
• fats
• proteins
• vitamins

In what part of the cell does cellular respiration take place?

• cell membrane
• chloroplasts
• mitochondira
• nucleus

Cellular Respiration is:

• The process by which organisms use oxygen to break down food molecules to get chemical energy
• Plants use sunlight and water to produce their own energy in the form of glucose
• The breaking down of fats so they are emulsified
• All the above

Acid in the stomach and protease are used to break down:

• carbohydrates
• proteins
• fats
• bile

What do you call the catalysts that cause the chemical changes in digestion?

• acids
• enzymes
• lipase
• glocose
• amylase

What are the products of cellular respiration

• Water and glucose
• Glucose and Carbon Dioxide
• ATP and Oxygen
• Water and Carbon dioxide

What organ produces bile?

• pancreas
• gallbladder
• stomach
• liver

The frothy semi-liquid that leaves the stomach is called:

• lipase
• amylase
• villus
• chyme
• bile