Digestive System
Biology ⇒ Human Biology
Digestive System starts at 6 and continues till grade 12.
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See sample questions for grade 8
Describe the difference between mechanical and chemical digestion.
Describe the role of the pancreas in digestion.
Explain what happens to food in the mouth during digestion.
Explain why fiber is important in the human diet.
Explain why the stomach has a thick, muscular wall.
Name one digestive disorder and briefly describe its effect on the digestive system.
Name the tube that connects the mouth to the stomach.
What is the function of the enzyme amylase in the digestive system?
Which of the following best describes chemical digestion?
(1) Chewing food into smaller pieces
(2) Breaking down food with enzymes and acids
(3) Swallowing food
(4) Absorbing water from food
Which of the following best describes peristalsis?
(1) The release of digestive enzymes
(2) The rhythmic contraction of muscles to move food
(3) The absorption of nutrients
(4) The production of bile
Which of the following best describes the role of villi in the small intestine?
(1) They produce digestive enzymes
(2) They increase the surface area for absorption
(3) They store bile
(4) They move food by peristalsis
Which of the following is a function of the stomach?
(1) Absorbing most nutrients
(2) Producing bile
(3) Mixing food with gastric juices
(4) Storing feces
Bile is stored in the ________ before being released into the small intestine.
The finger-like projections in the small intestine that increase surface area for absorption are called ________.
The movement of food through the digestive tract is mainly caused by ________.
The process by which nutrients pass through the wall of the small intestine into the blood is called ________.
True or False: Digestion of fats begins in the small intestine.
True or False: The appendix is essential for digestion in humans.
True or False: The esophagus produces digestive enzymes.
True or False: The gallbladder is responsible for producing bile.
