5 Questions
What is the first step in the process of obtaining energy from food?
Breaking down food molecules into simple, soluble molecules
What is the last process involved in obtaining energy from food?
Respiration
What is the process called when oxygen combines with glucose inside the cells?
Internal respiration
What is the term for the taking in of oxygen and the giving out of carbon dioxide?
External respiration
Which step of respiration involves the combination of oxygen with glucose to produce energy?
Internal respiration
Test your knowledge of the process of respiration with this quiz. Explore the steps involved in external and internal respiration, and understand how organisms derive energy from food molecules.
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