Question : In mammals, an important role of excretion is played by
Option 1: large intestine
Option 2: kidneys
Option 3: lungs
Option 4: liver
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Correct Answer: kidneys
Solution : The correct option is kidneys.
The kidneys perform the significant function of excretion in animals. The kidneys filter blood to eliminate waste products and excess substances, resulting in urine containing these waste items. Kidneys are vital organs responsible for regulating fluid, and electrolyte balance, and maintaining internal homeostasis.
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Question : Which one of the following is not an excretory organ?
Option 1: Kidneys
Option 2: Liver
Option 3: Lungs
Option 4: Spleen
Question : The sigmoid colon is part of
Option 1: small intestine
Option 2: anal canal
Option 3: large intestine
Option 4: ileum
Question : Haematopoiesis takes place in
Option 1: Lungs
Option 2: Pancreas
Option 3: Liver
Option 4: Bone marrow
Question : Hepatitis affects which organ of the human body?
Option 1: Liver
Option 3: Spleen
Option 4: Small intestine
Question : Which organ has finger-like outgrowths which are called Villi (Singular Villus)?
Option 1: Large Intestine
Option 2: Bladder
Option 3: Small Intestine
Option 4: Stomach
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