Too much or too little of a hormone
This type of question, asked 4 times: 2023, 2024, 2025, 2026. All 4 questions below, oldest first.
Try each one first, then open its answer.
Question 1
2023
35 (b)(i) Name the disorder which a person is likely to suffer from due to the following : (I) Over-secretion of growth hormone (II) Deficiency of oestrogen in females (III) Less secretion of thyroxine Also name the gland that secretes each of the hormones mentioned above. (ii) How is the timing and amount of hormone released regulated ? Explain with the help of an example.Question 2
2024
23 (B)There is a hormone which regulates carbohydrate, protein and fat metabolism in our body. Name the hormone and the gland which secretes it. Why is it important for us to have iodised salt in our diet?Question 3
2025
35 (a)(a) Analyse the given situations and interpret the possible reason for each : (i) Iodine deficiency in diet increases the possibility of a disease of swollen neck in a person. (ii) Some people in population may have very short heights (dwarfs). (iii) Thick facial hairs develop in boys at the age of 10-12 years. (b) Explain two reasons which necessitate the need of chemical communication in multicellular organisms.Question 4
2026
Two statements are given, one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer from the options given below.9Assertion (A) : In case of iodine deficiency in our diet, there is a possibility that we might suffer from goitre. Reason (R) : One of the symptoms of goitre is swelling of neck.Tap an option to check your answer.