Digestion and Exretion Quiz

Answer 1

Sure! Here’s a quiz on digestion and excretion. It includes a variety of questions to test your knowledge on these topics.

Digestion and Excretion Quiz

Multiple Choice Questions

1. What is the primary function of the digestive system? a) To circulate blood
   b) To break down food and absorb nutrients
   c) To regulate body temperature
   d) To produce hormones

2. Which organ is responsible for absorbing most of the nutrients from food? a) Stomach
   b) Small intestine
   c) Large intestine
   d) Pancreas

3. What enzyme breaks down carbohydrates in the mouth? a) Pepsin
   b) Amylase
   c) Lipase
   d) Lactase

4. What is the main function of the large intestine? a) To digest proteins
   b) To absorb water and electrolytes
   c) To produce bile
   d) To secrete insulin

5. Which part of the digestive system is primarily involved in the digestion of fats? a) Stomach
   b) Pancreas
   c) Liver
   d) Gallbladder

True or False Questions

6. The liver produces bile, which helps in digesting proteins.
   True / False

7. The kidneys are responsible for filtering waste from the blood and forming urine.
   True / False

8. Fiber is not digested by the human body and passes through the digestive system mostly unchanged.
   True / False

9. The esophagus is responsible for the chemical digestion of food.
   True / False

10. Urea is a waste product formed from the breakdown of proteins and is excreted in urine.
    True / False

Fill in the Blanks

11. The muscular contractions that move food through the digestive tract are known as __________.

12. The __________ is a pouch-like organ that temporarily stores food and begins the digestion process through acid and enzymes.

13. The process of converting food into energy and building blocks for growth is called __________.

14. __________ is the term for the elimination of indigestible substances from the body.

15. The __________ is the final part of the digestive system where water is reabsorbed, and waste is formed into stool.

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Answers

Multiple Choice Answers

1. b) To break down food and absorb nutrients
2. b) Small intestine
3. b) Amylase
4. b) To absorb water and electrolytes
5. b) Pancreas

True or False Answers

6. False (Bile helps in digesting fats)
7. True
8. True
9. False (The esophagus is involved in moving food, not digestion)
10. True

Fill in the Blanks Answers

11. Peristalsis
12. Stomach
13. Metabolism
14. Excretion
15. Rectum

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