Oxford International Science 4 Unit 3 Review

What is the first step in the digestive process?

• Absorption of nutrients

• Breaking down food

• Passing energy along

• Sorting food into groups

Which type of food do herbivores primarily consume?

• Plants

• Meat

• Both plants and meat

• Algae

Which part of the human body is responsible for producing saliva to help break down food?

• Stomach

• Mouth

• Pancreas

• Small intestine

What is the primary function of teeth in the digestive process?

• Absorb nutrients

• Grind food

• Produce saliva

• Store energy

Which of the following foods is a carbohydrate?

• Meat

• Bread

• Milk

• Eggs

What do we call the nutrients in food that provide energy to the body?

• Proteins

• Carbohydrates

• Minerals

• Vitamins

What does the process of absorption in digestion involve?

• Breaking down food into smaller pieces

• Taking in nutrients into the bloodstream

• Chewing food

• Producing digestive juices

What is the role of enzymes in digestion?

• Break down food into smaller molecules

• Absorb nutrients

• Store energy

• Transport nutrients

Which of the following is NOT a part of the human digestive system?

• Pancreas

• Lungs

• Stomach

• Small intestine

What are herbivores in a food chain?

• Producers

• Primary consumers

• Secondary consumers

• Decomposers