NEET Biology: Excretory Products and Their Elimination — MCQ Test 1

Q6. Which of the following conditions is associated with excessive loss of water due to lack of ADH?

Q7. The afferent arteriole carries blood:

Q8. Which type of nephron has a longer loop of Henle and helps in urine concentration?

Q9. Which hormone controls sodium reabsorption in the kidney?

Q10. Which condition results from the complete failure of kidney function, leading to accumulation of urea in blood?

NEET Biology — Excretory Products and Their Elimination

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Which of the following statements about the collecting duct is incorrect?

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Biology preparation, focusing specifically on the chapter Excretory Products and Their Elimination. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Following, Statements, Collecting, Incorrect, Function, and Regarding.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. Which of the following statements about the collecting duct is incorrect?

  • A. The collecting duct is influenced by antidiuretic hormone (ADH).
  • B. The collecting duct is involved in the final concentration of urine.
  • C. The collecting duct actively filters blood.
  • D. The collecting duct reabsorbs water based on the body's hydration level.

Q2. What is the main function of the vasa recta in the nephron?

  • A. Filtration of blood
  • B. Counter-current exchange
  • C. Active reabsorption of glucose
  • D. Secretion of hydrogen ions

Q3. Which of the following statements regarding the counter-current mechanism is correct?

  • A. The counter-current mechanism occurs in the glomerulus.
  • B. The Loop of Henle and vasa recta help concentrate urine.
  • C. The counter-current system prevents water reabsorption.
  • D. The collecting duct plays no role in water reabsorption.

Q4. Which statement about the renal threshold of glucose is incorrect?

  • A. The renal threshold for glucose is around 180 mg/dL.
  • B. If blood glucose levels exceed the renal threshold, glucose appears in urine.
  • C. The renal threshold for glucose is the same in all individuals.
  • D. Below the renal threshold, all glucose is reabsorbed in the nephron.

Q5. The process of expelling urine from the body is called:

  • A. Ultrafiltration
  • B. Micturition
  • C. Secretion
  • D. Reabsorption

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