Detailed Study:

Brief Revision - Important Question Solving:


Important Diagrams:

  • Thyroid Gland

  • Endocrine system - labeling

Frequently Tested Topics:

  • Difference between diabetes insipidus and diabetes mellitus.

  • Location of endocrine glands

  • Function of tropic hormones

  • Disorders related to hormones

*Note that other aspects of the chapter are equally important.

Important Past Questions:

  • Give biological terms for the following:

i) Hormones which stimulate other endocrine glands to produce their specific hormones. (2012, 2018)

ii) The hormone increasing reabsorption of water by kidney tubules. (2015)

  • Differentiate between the following pairs on the basis of what is mentioned within brackets:

Vasopressin and Insulin (deficiency disorder)     


  • Correct the statement by changing the underlined word:

i) Alpha cells of pancreas secrete insulin.       (2015)

ii) Cretinism is caused due to deficiency of adrenaline.           (2015)

  • Choose the correct answer from the options given below:

i) Cretinism and Myxoedema are due to:

A) Hypersecretion of thyroxin

B) Hypersecretion of growth hormone

C) Hyposecretion of thyroxin

D) Hyposecretion of growth hormone


ii) A gland which secretes both hormone and enzyme is the:

A) Pituitary

B) Pancreas 

C) Thyroid

D) Adrenal


  • State the main function of the Beta cells of pancreas.


  • Give reasons: people living in hilly regions usually suffer from simple goitre.


  • Mention the exact location of the following:

i) Adrenal gland (2014)

ii) Thyroid gland (2012)

iii) Pituitary gland (2011)

  • Match the following:

Column A                                                Column B                                      

i) Cretinism                                    a) Hypersecretion of adrenal cortex

ii) Diabetes insipidus                       b) Hyposecretion of thyroxine

iii) Exophthalmic goitre                   c) Hyposecretion of growth hormone

iv) Adrenal virilism                         d) Hyposecretion of vasopressin

v) Dwarfism                                    e) Hyposecretion of adrenal cortex

                                                      f) Hypersecretion of growth hormone

                                                     g) Hypersecretion of thyroxine


  • Complete the following paragraph:

The amount of urine output is under the regulation of a hormone called i) _________ secreted by the ii) ________ lobe of the pituitary gland. If this hormone secretion is reduced, there is an increased production of urine. This disorder is called iii) ___________. Sometimes excess glucose is passed with urine due to hyposecretion of another hormone called iv) _______ leading to the cause of a disease called v) _________.


  • Choose the odd one of the following terms and name the category to which the others belong:



  • Briefly explain the term: hormone.



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