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Chemical Coordination and Integration Practice Test | Class 11th Biology NEET MCQs

Diksha Bhatla April 21, 20225.9k views 25 Questions 50 Attempts

In animals, the control and coordination are done by the neural system and endocrine system jointly. the endocrine system performs its action by releasing certain hormones from specific glands and moving these chemicals to the target organ, tissue, or cell to perform the action. 

In this practice test, we have included some important questions from the 11th class chapter  “chemical coordination and integration”  for neet aspirants.  all questions and well explained with answers.  Practice this test and score good marks… 

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Your Score: 0 Total: 25 Questions

Questions

Q1. Which hormones is a stress hormone
📘 Explanation: Epinephrine and norepinephrine is released during emergency or stress.
Q2. Secretin cause stimulation of
📘 Explanation: It acts on exocrine pancreas and stimulates secretion of water and bicarbonate ions
Q3. In adults insufficient thyroxine lead to
Q4. In the body both blood sodium and potassium is regulated by
📘 Explanation: Aldosterone is released
Q5. Chemical name of T4 is
📘 Explanation: T3 is triiodothyronine and T4 is tetraiodothronine
Q6. Anabolic steroids are ___ versions of testosterone
📘 Explanation: Synthetic
Q7. which of the following acts on bones
📘 Explanation: Parathyroid hormone also stimulates bone reabsorption
Q8. Glucagon hormone is secreted by
Q9. Which of the following is male sex organs
📘 Explanation: Rest all are not male sex organs
Q10. Choose the incorrect statement
📘 Explanation: Endocrine are ductless glands
Q11. Endemic goitre is a state of
📘 Explanation: Decreased thyroid function
Q12. PTH is called hypercalcemic hormone because it leads to
📘 Explanation: This is called so because PTH stimulates reabsorption of calcium by renal tubules and increase calcium reabsorption from digested food
Q13. Corpus leuteum secretes
📘 Explanation: After ovulation follicles convert into corpus leuteum and release progesterone
Q14. In children hypothyroidism lead to
📘 Explanation: Cretinism
Q15. Diurnal rhythm of body is maintained by
📘 Explanation: Melatonin is released by pineal gland
Q16. Which hormone inhibits release of growth hormone
📘 Explanation: Somatostatin is released from hypothalamus
Q17. Which of the following is essential for thyroid gland
📘 Explanation: Iodine is essential for thyroid gland
Q18. Testorone is produced by
📘 Explanation: Leydig cell
Q19. The phase of menstrual cycle that last for 7-8 days are
📘 Explanation: Ovulatory phase
Q20. Blood pressure is under control of
📘 Explanation: Adrenal gland regulates bp
Q21. Master endocrine gland is
Q22. Largest completely endocrine gland is
Q23. Implantation of embryo and placentation is under control of
Q24. Insulin is secreted by
📘 Explanation: P cells
Q25. Hormones are
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