Homeostasis and temperature control

Last updated: 27/04/2022
AQA A-Level Biology Homeostasis is the maintenance of a stable internal environment Homeostasis and temperature control
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  1. The condition of equilibrium in the body despite changes in the external environment is known as…?

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  2. Which one of the following is a process involved in homeostasis?

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  3. The maintenance of internal body temperature is called ————

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  4. The core temperature of the human body remains about ———- despite the fluctuations in the environment.

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  5. How many mechanisms of thermoregulation are there?

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  6. The animals that are able to regulate their body temperature by producing heat within the body are called ——–

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  7. Which of the following is an example of an endotherm?

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  8. Warm-blooded animals are called —————-

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  9. Animals that rely primarily on their external environment to regulate the temperature of their body are called…?

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  10. Cold-blooded animals are ———–

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  11. In endotherms, a process that reduces blood flow and helps retain heat is known as ————

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  12. The physiological generation and regulation of body temperature by metabolic means is called ————–

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  13. The animals that are unable to regulate their body temperature change with the change of temperature of the environment are called…?

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  14. The animals in whom heat input is derived from exogenous sources are called ———–

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  15. In endotherms, two-thirds of the heat is generated in the thorax and ——— percent of the heat is generated by the brain

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  16. Endotherms have ————- metabolic rates.

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  17. The part of the brain that controls temperature regulation is called the…?

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  18. The gain or loss of heat as infrared energy between two objects that are not in physical contact with each other is called ———–

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  19. Which part of the hypothalamus controls temperature?

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  20. What is the most important aspect of homeostasis?

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  21. For heat production, non-shivering thermogenesis depends on specialised fat tissue known as…?

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  22. The homeostatic thermostat which facilitates the process of thermoregulation in humans is present in the ———-

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  23. Fish, most of the invertebrates, and amphibians are examples of ______ 

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  24. Ectotherms have ————— metabolic rates.

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  25. Humans are ————

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