Page 137 - Biology_Form_3

Biology for Secondary Schools

Column A Column B
(vi) Diabetes insipidus F. Caused by excess ADH production, leading to
high water retention
(vii) Glycogenolysis G. The organs that function as endocrine and
FOR ONLINE READING ONLY
exocrine glands produce insulin
(viii) Glycogenesis
H. The hormone is responsible for stimulating
muscle contraction
(ix) Pancreas
I. The breakdown of glycogen into glucose to raise
blood sugar levels
(x) Beta cells
J. Occurs due to insufficient glucagon secretion
after fasting
K. Associated with prolonged fasting, intense
exercise, or insulin overdose
L. Leads to long-term complications such as nerve
damage and kidney failure
M. Causes dehydration due to water loss through
osmosis
N. Specialized cells in the pancreas that produce
and secrete insulin
O. The conversion of excess glucose into glycogen
for storage in the liver

Answer the following questions 12. After a long period without food,
9. In which ways is body temperature the body must regulate blood sugar
levels to provide energy. Describe
regulated physically? the role of insulin and glucagon in
10. Analyse the physiological and maintaining glucose homeostasis in
behavioural advantages of such a situation.
endotherms over ectotherms in 13. Imagine you are advising an athlete
adapting to different environmental on how to maintain proper hydration
conditions. and salt balance before and after a
11. Suppose you are a health competition. What factors should
educator in your community. athlete consider, and how does each
How would you explain to the factor affect the body function?
community the importance of
regulation, thermoregulation, and 14. A person who consumes excessive
osmoregulation. sugary foods, and has inactive
lifestyle may develop diabetes.

130 Student’s Book - Form Three

23/10/2025 11:52:49
BIOLOGY FORM 3 FINAL EDITED 16.09.2025.indd 130 23/10/2025 11:52:49 KAMISHNA
BIOLOGY FORM 3 FINAL EDITED 16.09.2025.indd 130

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