Digestion System Quiz - CBSE Class 8 Science

Free practice quiz: Digestion System (CBSE Class 8 Science). 19 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

This CBSE Class 8 Science practice quiz has 19 multiple-choice questions on Digestion System, and 19 of them come with an explanation. Try the 5 sample questions below (tap an option to check yourself), then play the full quiz online. No sign-up needed.

Sample questions

1. What is the primary function of the digestive system?

   1. Respiration
   2. Digestion
   3. Circulation
   4. Excretion
   Show answer

   Answer: B. Digestion

   The primary function of the digestive system is to digest food and absorb nutrients.

2. Which enzyme starts the digestion of carbohydrates?

   1. Pepsin
   2. Amylase
   3. Lipase
   4. Trypsin
   Show answer

   Answer: B. Amylase

   Amylase is the enzyme that initiates the digestion of carbohydrates in the mouth.

3. Which digestive juice is secreted by the pancreas?

   1. Saliva
   2. Bile
   3. Gastric juice
   4. Pancreatic juice
   Show answer

   Answer: D. Pancreatic juice

   The pancreas secretes pancreatic juice, which contains enzymes that help in digestion.

4. Which part of the large intestine absorbs most of the water from indigestible food?

   1. Cecum
   2. Colon
   3. Rectum
   4. Anus
   Show answer

   Answer: B. Colon

   The colon absorbs most of the water from indigestible food residues.

5. Which organ is primarily responsible for the absorption of nutrients?

   1. Stomach
   2. Liver
   3. Small intestine
   4. Large intestine
   Show answer

   Answer: C. Small intestine

   The small intestine has a large surface area for absorbing nutrients effectively.

More questions in this quiz

Answers and explanations are in the full quiz.

1. Which organ is responsible for producing bile?
2. What is the role of the stomach in digestion?
3. Which part of the digestive system is responsible for nutrient absorption?
4. What is peristalsis?
5. What is the main byproduct of protein digestion?
6. Which vitamin is primarily produced in the large intestine?
7. What is the function of the gallbladder?
8. How long does food typically spend in the stomach?
9. In which part of the digestive tract does the majority of chemical digestion take place?
10. What process involves the movement of nutrients from the digestive tract into the blood?
11. What is the role of fiber in the diet?
12. What happens to food after it is digested in the stomach?
13. Which enzyme is responsible for digesting fats?
14. How does the liver contribute to digestion?

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