Endocrine System – Old Year Questions

1. In the human body, which of the following is ductless gland?

(a) Liver
(b) Sweat gland
(c) Endocrine glands
(d) Kidney

[M.P.P.C.S. (Pre) 1993]


2. Which is the smallest endocrine gland in the human body ?

(a) Adrenal
(b) Thyroid
(c) Pancreas
(d) Pituitary

[U.P.P.C.S. (Pre) 1996]


3. Which of the following glands in human body acts both as an endocrine gland as well as an exocrine gland?

(a) Adrenal gland
(b) Lacrimal gland
(c) Pancreas
(d) Thyroid

[U.P.P.C.S. (Pre) 2019]


4. Corpus luteum is a mass of cells found in :

(a) Brain
(b) Ovary
(c) Pancreas
(d) Spleen

[I.A.S. (Pre) 1997]


5. Which one of the following cells secrete androgen hormones in human being?

(a) Sertoli cells
(b) Cells of Leydig
(c) Germinal cells
(d) Mucus cells

[M.P.P.C.S. (Pre) 2019]


6. Match List-I (Endocrine glands) with List-II (Hormones secreted) and select the correct answer using the codes given below :
List-I List-II
A. Gonads 1. Insulin
B. Pituitary 2. Progesterone
C. Pancreas 3. Growth hormones
D. Adrenal 4. Cortisol

Code :
(a) 3 2 4 1
(b) 2 3 4 1
(c) 2 3 1 4
(d) 3 2 1 4

[Chhattisgarh P.C.S. (Pre) 2005, I.A.S. (Pre) 2000]


7. Which hormone controls the quantity of urine from kidney?

(a) TSH
(b) ACTH
(c) FSH
(d) ADH

[U.P.U.D.A./L.D.A. (Spl.) (Mains) 2010]


8. Match List- I with List- II and select the correct answer from the code given below the Lists :
        List- I                           List- II
     (Hormones)        (Secreting Gland)
A. Progesterone          1. Thyroid
B. Testosterone          2. Pancreas
C. Thyroxine                3. Ovaries (Females)
D. Insulin                     4. Testes (Males)

Code :
(a) 3 4 1 2
(b) 4 3 1 2
(c) 3 4 2 1
(d) 1 2 3 4

[U.P. U.D.A./L.D.A. (Pre) 2010]


9. Even though an animal is fed with carbohydrates rich diet, its blood sugar concentration tends to remain constant. This is on account of the fact that is the case of an animal-

(a) Hormones of pituitary glands control metabolic process.
(b) Hormones of pancreas cause such a condition.
(c) Blood sugar is readily absorbed by the liver.
(d) Glucose undergoes autolysis.

[I.A.S. (Pre) 1994]


10. What would happen if the pancreas is defective :

(a) Digestion will not take properly.
(b) Insulin and glucagon are not formed.
(c) Blood formation will stop.
(d) Blood pressure will increase.

[R.A.S./R.T.S. (Pre) 1992]


11. Which one of the following hormones stimulates pancreas for the production of digestive juice ?

(a) Rennin
(b) Trypsin
(c) Secretin
(d) Pepsin

[U.P.P.C.S. (Pre) 1996]


12. Insulin is

(a) Fat
(b) Vitamin
(c) Carbohydrate
(d) Protein
(e) None of the above/More than one of the above.

[60th to 62nd B.P.S.C. (Pre) 2016]


13. In human system, insulin controls the metabolism of :

(a) Fats
(b) Carbohydrates
(c) Proteins
(d) Nucleic acids
(e) None of the above/More than one of the above

[63rd B.P.S.C. (Pre) 2017]


14. Insulin hormone is a –

(a) Glycolipid
(b) Fatty acid
(c) Peptide
(d) Sterol

[Jharkhand P.C.S. (Pre) 2010]


15. Insulin is a –

(a) Steroid
(b) Carbohydrate
(c) Protein
(d) Fat

[U.P.P.C.S. (Mains) 2015]


16. Insulin is produced by :

(a) Islets of Langerhans
(b) Pituitary gland
(c) Thyroid gland
(d) Adrenal gland

[Uttarakhand U.D.A./L.D.A. (Pre) 2003]


17. The human hormone ‘insulin’ is produced in

(a) Liver
(b) Pancreas
(c) Kidney
(d) Pituitary

[U.P. Lower Sub. (Pre) 2004]


18. Insulin is a type of –

(a) Hormone
(b) Enzyme
(c) Vitamin
(d) Salt

[U.P.P.C.S. (Pre) 1993]


19. Which hormone is produced in pancreas?

(a) Thyroxine
(b) Insulin
(c) Galanin
(d) Gastrin
(e) None of the above/More than one of the above

[66th B.P.S.C. (Pre) (Re. Exam) 2020]


20. Which metal is present in insulin?

(a) Tin
(b) Copper
(c) Zinc
(d) Aluminium

[Jharkhand P.C.S. (Pre) 2013]


21. Insulin is received from –

(a) Rhizome of ginger
(b) Roots of dahlia
(c) Balsam flower
(d) Potatoes tuber

[39th B.P.S.C. (Pre) 1994]


22. Which one of the following pairs is not correctly matched? Hormone Function

(a) Insulin – regulation of blood glucose
(b) Melatonin – regulation of sleep
(c) Oxytocin – release of milk from mammary glands
(d) Gastrin – regulation of blood pressure

[U.P.P.C.S. (Pre) 2017]


23. Hugging and kissing of mother to her baby initiates, which of following hormone for secretion?

(a) Insulin
(b) Noradrenaline
(c) Follicular hormone
(d) Oxytocin

[U.P. Lower P.C.S. (Pre) 2003]


24. Which of the following hormones play a role in release of milk from mammary glands?

(a) Andrenaline
(b) Thyroxine
(c) Progesterone
(d) Oxytocin
(e) None of the above/More than one of the above

[60th to 62nd B.P.S.C. (Pre) 2016]


25. Which one of the following is not a protein ?

(a) Keratin
(b) Fibroin
(c) Oxytocin
(d) Collagen

[U.P.P.C.S. (Spl) (Mains) 2008]


26. Which hormone is injected to cows and buff aloes to make the milk descend to the udders :

(a) Somatotropin
(b) Oxytocin
(c) Interferon
(d) Insulin

[U.P.P.C.S. (Pre) 1997]


27. Which gland secretes the milk ejection hormone oxytocin?

(a) Pituitary gland
(b) Thyroid gland
(c) Parathyroid gland
(d) Adrenal gland

[R.A.S./R.T.S.(Pre) 2007]


28. The pituitary gland by virtue of its tropic hormones controls the secretion activity of other endocrine glands. Which one of the following endocrine gland can function independent of the pituitary gland ?

(a) Thyroid
(b) Gonads
(c) Adrenals
(d) Parathyroid

[I.A.S. (Pre) 1997]


29. Iodised salt is useful because it–

(a) Improves digestion
(b) Increases resistance to diseases
(c) Controls the thyroid gland
(d) All of the above

[Jharkhand P.C.S. (Pre) 2013]


30. Assertion (A) : Goitre is a general disease in hilly areas.
Reason (R) : People consume a low amount of iodine
in food in the hilly area.
Which of the following is correct answer :

Code :
(a) (A) and (R) both are true, and (R) is the correct explanation of (A).
(b) (A) and (R) both are true, but (R) is not the correct explanation of (A).
(c) (A) is true, but (R) is correct.
(d) (A) is not correct, but (R) is true.

[Uttarakhand P.C.S. (Pre) 2012]


31. What is thyroxine?

(a) Vitamin
(b) Hormone
(c) Enzyme
(d) None of these

[U.P.P.C.S. (Pre) 2003]


32. Iodine containing hormone is –

(a) Thyroxine
(b) Insulin
(c) Adrenaline
(d) Testrogen

[R.A.S./R.T.S. (Pre) 1999]


33. Which one of the following hormones contains iodine ?

(a) Thyroxine
(b) Testosterone
(c) Insulin
(d) Adrenaline

[I.A.S. (Pre) 1995]


34. Which of the following hormones contains iodine?

(a) Testosterone
(b) Adrenaline
(c) Thyroxine
(d) Insulin
(e) None of the above/More than one of the above

[65th B.P.S.C. (Pre) 2019]


35. Iodine containing, thyroxine hormone is –

(a) Glucose
(b) Amino acid
(c) Ester
(d) Peptides

[R.A.S./R.T.S. (Pre) 1999]


36. Which hormone stimulates the thyroid gland to secrete thyroxine?

(a) TSH
(b) FSH
(c) LTH
(d) ACTH

[45th B.P.S.C. (Pre) 2001]


37. Match the hormones in List-I with items in List-II and select the correct answer using the codes given below :

List-I                                      List-II
A. Adrenaline           1. Anger, fear, danger
B. Estrogen               2. Attracting partners through sense of smell
C. Insulin                   3. Females
D. Pheromones       4. Glucose

Code :
(a) 3 1 4 2
(b) 1 3 2 4
(c) 1 3 4 2
(d) 3 1 2 4

[I.A.S. (Pre) 1999]


38. Of the following which hormone is associated with ‘fight or flight’ concept ?

(a) Insulin
(b) Adrenaline
(c) Estrogen
(d) Oxytocin

[U.P.P.S.C. (GIC) 2010, U.P.P.C.S. (Spl.) (Mains) 2004, U.P.P.C.S. (Pre) 2003, U.P. U.D.A./L.D.A. (Pre) 2002, U.P. P.C.S. (Pre) 2001]


39. Secretion of which hormone increases heart beat and produces a feeling of excitement?

(a) Cortisone
(b) Insulin
(c) Adrenaline
(d) Testosterone

[R.A.S./R.T.S.(Pre) 2003]


40. By whom estrogen is produced –

(a) Egg
(b) Follicles
(c) Corpus luteum
(d) Uterus

[R.A.S./R.T.S. (Pre) 1994]


41. What is estrogen?

(a) Bone
(b) Hormone
(c) Enzyme
(d) Vitamin

[U.P.P.C.S (Pre) 2000]


42. The female sex hormone is:

(a) estrogen
(b) androgen
(c) insulin
(d) oxytocin
(e) None of the above / More than one of the above

[66th B.P.S.C. (Pre) 2020]


43. Which one of the following is a female sex-hormone?

(a) Androsterone
(b) Testosterone
(c) Estrone
(d) Thyroxine

[U.P. R.O./A.R.O. (Pre) 2017]


44. After menopause, production of which of the following hormones does not take place in women ?

(a) Progesterone
(b) Testosterone
(c) Estrogen
(d) None of these

[U.P.P.C.S. (Pre) 2014]


45. With reference to the human body, consider the following statements :
1. The production of somatotropin goes up when a person exercises.
2. Men’s testes produce progesterone.
3. Women’s adrenal glands secrete testosterone.
4. Stress causes the adrenals to release very less amount of cortisol than usual.
Which of these statements are correct?

(a) 1, 2, 3 and 4
(b) 1, 2 and 3
(c) 2, 3 and 4
(d) 1 and 4

[I.A.S. (Pre) 2002]


46. Match the List-I with List-II and select the correct answer with codes given below :

        List-I                         List-II
A. Hormone             1. Lipase
B. Enzyme                2. Testosterone
C. Phospholipid     3. Lecithin
D. Polymer              4. Polythene

Code :
(a) 2 1 3 4
(b) 4 1 2 3
(c) 2 3 4 1
(d) 1 2 3 4

[U.P.P.C.S. (Pre) 1997]


47. In human body, which one of the following hormones regulates blood calcium and phosphate ?

(a) Glucagon
(b) Growth hormone
(c) Parathyroid hormone
(d) Thyroxine

[I.A.S. (Pre) 2007]


48. Consider the following statements :
Assertion (A) : During sleep, bright light is undesirable.
Reason (R) : In bright light, production of melatonin
in the body is considerably increased.
Select your answer using the codes given below.

Code :
(a) Both (A) and (R) are correct, and (R) is the correct explanation of (A).
(b) Both (A) and (R) are correct, but (R) is not correct explanation of (A).
(c) (A) is true, but (R) is false.
(d) (A) is false, but (R) is true.

[U.P.R.O./A.R.O (Pre) 2014]


49. Pheromones are found in –

(a) Insects
(b) Snakes
(c) Birds
(d) Bats

[R.A.S./R.T.S.(Pre) 2008]


50. Pheromones are generally produced by –

(a) Snakes
(b) Birds
(c) Bats
(d) Insects

[U.P.P.C.S. (Pre) 2015]