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Digestive System Trivia Quiz

Free Biology Quiz with Answers

Last updated: 30/03/2023

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The Digestive System quiz is here to test your knowledge! This online trivia offers questions ranging from the basics of anatomy to the more complex functions of the system. Are you ready to take on this fun challenge? Will you be able to answer questions such as what organ is responsible for storing food, or which enzyme digests carbohydrates? Get ready to explore the mysteries of the Digestive System by answering incredible questions in this quiz.

Question 1:

What is the main function of the digestive system?

A) Absorption of nutrients

B) Elimination of waste

C) Circulation of blood

D) Protection from disease

1 b

Question 2:

Which organ is primarily responsible for the absorption of nutrients?

A) Stomach

B) Small intestine

C) Large intestine

D) Liver

1 b

Question 3:

Where does the process of digestion begin?

A) Mouth

B) Esophagus

C) Stomach

D) Small intestine

1 b

Question 4:

What is the primary function of the large intestine?

A) Absorption of water

B) Absorption of nutrients

C) Digestion of proteins

D) Digestion of carbohydrates

1 b

Question 5:

Which of these organs produces bile to aid in the digestion of fats?

A) Stomach

B) Pancreas

C) Liver

D) Gallbladder

1 b

Question 6:

What is the primary function of the pancreas in the digestive system?

A) Producing bile

B) Producing digestive enzymes

C) Absorbing nutrients

D) Absorbing water

1 b

Question 7:

What is the wavelike movement of muscles that propel food through the digestive system called?

A) Peristalsis

B) Diffusion

C) Osmosis

D) Filtration

1 b

Question 8:

Which part of the digestive system connects the mouth to the stomach?

A) Pharynx

B) Esophagus

C) Duodenum

D) Trachea

1 b

Question 9:

Which of the following is the first section of the small intestine?

A) Ileum

B) Duodenum

C) Jejunum

D) Colon

1 b

Question 10:

Which of these is NOT one of the main functions of the liver in the digestive system?

A) Detoxification

B) Carbohydrate metabolism

C) Storing bile

D) Protein synthesis

1 b

Question 11:

What is the primary function of the gallbladder in the digestive system?

A) Producing bile

B) Storing bile

C) Producing enzymes

D) Absorbing water

1 b

Question 12:

What is the primary function of the stomach in the digestive system?

A) Absorption of nutrients

B) Digestion of proteins

C) Absorption of water

D) Elimination of waste

1 b

Question 13:

Which structure in the digestive system prevents food from entering the trachea during swallowing?

A) Tongue

B) Epiglottis

C) Esophagus

D) Larynx

1 b

Question 14:

Which section of the large intestine is responsible for the formation and storage of feces?

A) Ascending colon

B) Transverse colon

C) Descending colon

D) Rectum

1 b

Question 15:

What is the primary role of the villi in the small intestine?

A) Producing enzymes

B) Producing bile

C) Increasing surface area for absorption

D) Elimination of waste

1 b