Quiz on Human Digestive System - Grade 8

Where does the process of digestion begin in the human body?

• Small Intestine

• Stomach

• Large Intestine

• Mouth

Which organ in the digestive system produces enzymes to help digest food?

• Pancreas

• Gallbladder

• Liver

• Spleen

What is the function of the epiglottis in the digestive system?

• Absorbs nutrients

• Produces digestive enzymes

• Prevents food from entering the windpipe

• Helps in chewing food

Which enzyme in the stomach helps in breaking down proteins?

• Trypsin

• Lipase

• Pepsin

• Amylase

What is the term for a condition where the body has an excess of fat, leading to health risks?

• Diabetes

• Obesity

• Anemia

• Arthritis

What can be a cause of obesity?

• Genetic inheritance

• High metabolism

• Low calorie intake

• Regular exercise

Which organ in the digestive system is responsible for storing bile?

• Liver

• Gallbladder

• Spleen

• Pancreas

What is the function of the enzyme renin in the stomach?

• Breaks down carbohydrates

• Absorbs vitamins

• Breaks down fats

• Coagulates milk proteins

What is the role of HCl in the stomach during digestion?

• Activates pepsinogen

• Absorbs nutrients

• Neutralizes stomach acid

• Produces bile

Which part of the digestive system is responsible for absorbing nutrients into the bloodstream?

• Stomach

• Esophagus

• Large Intestine

• Small Intestine