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Biology Past Questions and Answers

Topic: Homeostasis

Jamb Biology Questions - Homeostasis

Question 1:
An hormoiothermic animal kept in a room where the temperature is lower than the body temperature may lose heat by four physical process. Which of the following processes is NOT connected with the body temperature regulation ?
  • A Radiation
  • B Sweat
  • C Evaporation
  • D Conduction
  • E Convection
View Answer & Explanation
Question 2:
Fishes are cold blooded because their body temperature is
  • A Constantly low
  • B Constantly high
  • C Dependent on that of their surroundings
  • D Regulated at will
View Answer & Explanation
Question 3:
The center for controlling body temperature in the brains is the
  • A Cerebrum
  • B Cerebellum
  • C Medulla
  • D Hypothalamus
View Answer & Explanation
Question 4:
The graph below shows the results of a laboratory investigation which measured the body temperatures of a lizard and a bird under changing artificial conditions. Use it to answer the question.
What physiological term can used to describe the regulation of the body temperature of the of the Lizard?
  • A Homeostasis
  • B Homoithermy
  • C Poikilothermy
  • D Osmoregulation
View Answer & Explanation