Question : In mammals, an important role of excretion is played by

Option 1: large intestine

Option 2: kidneys

Option 3: lungs

Option 4: liver

Question : Hepatitis affects which organ of the human body?

Option 1: Liver

Option 2: Pancreas

Option 3: Spleen

Option 4: Small intestine

Question : With which of the following body organs is 'pace-maker' associated?

Option 1: Liver

Option 2: Brain

Option 3: Heart

Option 4: Lungs

Question : Which organ of the human body secretes Insulin?

Option 1: Pancreas

Option 2: Kidney

Option 3: Gall bladder

Option 4: Liver

Question : Thalassemia is a hereditary disease. It affects

Option 1: Blood

Option 2: Spleen

Option 3: Lungs

Option 4: Heart