SMAC Body Systems 1

Which of the following is NOT a function of the digestive system?

• removes waste from the body

• breaks down food into nutrients

• delivers nutrients to body cells

• absorbs nutrients into bloodstream

What body system moves blood through the body?

• digestive system

• skeletal system

• nervous system

• circulatory system

Which body system is involved with moving food through the esophagus?

• stomach

• muscular system

• circulatory system

• nervous system

What substance in the mouth contains an enzyme that begins chemical digestion?

• bile

• saliva

• blood

• hydrochloric acid

What nutrient is made of chains of amino acids?

• protein

• carbohydrate

• fat

• water

Where does the energy that your body uses come from?

• water

• bones

• the brain

• food

Which organ is NOT part of the digestive system?

• long bones

• heart

• small intestine

• pancreas

What is the smallest unit of structure and function of all living things?

• tissue

• organ system

• organ

• cell

Which of these is an organism?

• a book

• an ant

• a house

• Watertown Middle School

What do we call groups of tissues that work together to perform a function?

• a cell

• an organ

• an organ system

• a tissue