(IGP) IAS Pre: GS - Science & Technology : Biology - The Endocrine System (MCQ -5)

1. Consider the following statements.
(i) The Endocrine system consists of glands that secrete chemical messages called hormones.
(ii) Endocrine glands are a part of the Endocrine system.
(iii) Hormones are grouped into 3 classes Steroids, peptides & amines

Which of the options are correct?
a) i & ii
b) ii&iii
c) i& iii
d) iii

2. Which of the following are correct?
(i) Steroids are liquids derived from cholesterol
(ii) Testosterone is a male sex hormone.
(iii) Estradiol is responsible for female sex characteristics.

a) i & ii
b) All of the above.
c) ii&iii
d) iii

3. Consider the following statements.
(i) The pituitary gland also called the master gland is located at the base of the brain.
(ii) It has two lobes – anterior & posterior.
(iii) The hypothalamus controls the release from anterior pituitary.

Which of the above are incorrect?
a) None
b) ii&iii
c) iii
d) i& iii

4. Consider the following statements.
(i) Growth hormone is a peptide anterior pituitary hormone.
(ii) Too little a too much GH can cause dwarfism or gigantism.
(iii) Gonadotropins & prolactin one seated by posterior pituitary.

Which of the above are incorrect?
a) i & ii
b) ii&iii
c) iii only
d) i& iii

5. Consider the following statements.
(i) The posterior pituitary stone & release hormones in the blood.
(ii) Ant diuretic Hormone (ADH) stimulates anterior contractions during child birth.
(iii) Oxytocin controls water balance & blood pressure.

Which of the above are inorret?
a) i& iii
b) ii&iii
c) ii & i
d) None

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