NEET Biology: Chemical Coordination and Integration — MCQ Test 12

Q6. Which hormone helps regulate electrolyte balance and blood pressure by promoting sodium retention?

Q7. Which hormone plays a role in female secondary sexual characteristics?

Q8. Which hormone stimulates the contraction of the uterus during childbirth?

Q9. Which hormone is primarily responsible for regulating water balance in the body?

Q10. Which hormone is responsible for increasing glucose levels in the blood?

NEET Biology — Chemical Coordination and Integration

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Which hormone is secreted by the pineal gland and regulates the sleep-wake cycle?

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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 Chemical Coordination and Integration. 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 Secreted, Regulates, Following, Statements, Posterior, and Pituitary.

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 hormone is secreted by the pineal gland and regulates the sleep-wake cycle?

  • A. Melatonin
  • B. Oxytocin
  • C. Prolactin
  • D. Vasopressin

Q2. Which of the following statements about the posterior pituitary is correct?

  • A. The posterior pituitary produces oxytocin and ADH.
  • B. The posterior pituitary stores and releases hormones produced by the hypothalamus.
  • C. The posterior pituitary secretes growth hormone.
  • D. The posterior pituitary is located in the adrenal gland.

Q3. Which disorder is caused by the hypersecretion of growth hormone (GH) in adults?

  • A. Gigantism
  • B. Cretinism
  • C. Acromegaly
  • D. Dwarfism

Q4. Which of the following statements about cortisol is correct?

  • A. Cortisol is secreted by the adrenal medulla.
  • B. Cortisol plays a role in metabolism and stress response.
  • C. Cortisol lowers blood glucose levels.
  • D. Cortisol is secreted by the pancreas.

Q5. Which of the following is an incorrect statement about testosterone?

  • A. Testosterone is secreted by the testes.
  • B. Testosterone promotes the development of male secondary sexual characteristics.
  • C. Testosterone is regulated by LH.
  • D. Testosterone is secreted by the adrenal cortex.

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