Class 10 The Endocrine System Mock Test (ICSE)

Topics in The Endocrine System

• Endocrine and exocrine glands
• Hormones of pituitary, thyroid, adrenal and pancreas
• Hormonal disorders
• Feedback mechanism

The Endocrine System practice questions with answers

1. Q1Multiple choice·1 mark
   Which of the following statements accurately describes the feedback mechanism that regulates blood glucose levels after a carbohydrate-rich meal?

   1. (a)High blood glucose stimulates the alpha cells of the pancreas to release glucagon, which lowers blood glucose.
   2. (b)High blood glucose stimulates the beta cells of the pancreas to release insulin, which lowers blood glucose.
   3. (c)High blood glucose stimulates the adrenal glands to release adrenaline, which lowers blood glucose.
   4. (d)High blood glucose stimulates the pituitary gland to release insulin, which lowers blood glucose.
   Show answer and step marks

   1. Correct option: (b) High blood glucose stimulates the beta cells of the pancreas to release insulin, which lowers blood glucose.+1

   Answer: (b)
2. Q2Multiple choice·1 mark
   Which of the following hormonal disorders is caused by the hyposecretion of thyroxine during infancy or early childhood?

   1. (a)Cretinism
   2. (b)Exophthalmic goitre
   3. (c)Simple goitre
   4. (d)Myxoedema
   Show answer and step marks

   1. Correct option: (a) Cretinism+1

   Answer: (a)
3. Q3Multiple choice·1 mark
   A child suffering from a deficiency of growth hormone during their growing years develops a condition known as:

   1. (a)Dwarfism
   2. (b)Acromegaly
   3. (c)Myxedema
   4. (d)Cretinism
   Show answer and step marks

   1. Correct option: (a)+1

   Answer: (a)
4. Q4Multiple choice·1 mark
   Which hormone is secreted by the adrenal medulla to prepare the body for emergency 'fight or flight' responses?

   1. (a)Adrenaline
   2. (b)Vasopressin
   3. (c)Thyroxine
   4. (d)Insulin
   Show answer and step marks

   1. Correct option: (a)+1

   Answer: (a)

More Class 10 Biology mock tests