Biology A-Level
Metabolic demand
What Metabolic demand means in Biology A-Level, as defined for OCR.
Definition of Metabolic demand
Check what you remember
Read the wording for your board, then hide it and explain Metabolic demand in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The need of active tissues, especially in warm-blooded animals with high respiration rates, for oxygen supply and carbon dioxide removal.
Topics that use Metabolic demand
- Exchange surfaces (OCR A-Level)
Related terms
- Adaptations of exchange surfaces
- Airway structure and support
- Alveolar and capillary adaptations for diffusion
- Antagonistic muscle action
- Concentration gradients
- Correct use of the light microscope
- Counter-current gas exchange in gills
- large surface area
Using Metabolic demand in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Biology questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Biology A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge