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Tutor HuntTest QuestionsBiology QuestionsYear 10 Biology Questions

 

Homeostasis (GCSE Biology)

The following is a GCSE Biology test covering 'Homeostasis' from the broader topic Homeostasis And Response. The test is geared towards the AQA exam board style syllabus.
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Which process describes the maintenance of a stable internal environment (temperature, pH, water balance)?
Which organ detects a rise in blood CO2 and signals breathing rate to increase?
Which receptor detects changes in blood glucose concentration?
Which change would most likely be caused by adrenaline?
Which organ excretes urea and regulates water and ion balance in the body?
What change would you expect in urine when a person drinks a lot of water?
Which of the following best explains why large animals have lower surface area to volume ratio than small animals?
Which organ helps maintain a constant internal temperature by producing sweat and changing blood flow to the skin?
Which hormone lowers blood glucose concentration by causing cells to take up glucose?
What effect does vasodilation of skin arterioles have on body temperature?
Which of these is an effector in a homeostatic negative feedback loop controlling body temperature?