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6. Why is respiration considered an exothermic reaction?
- More energy is given out instead of taken in
- Energy from the reaction is transferred to the surroundings
- It takes in energy to make energy go out
- Energy is created outside the object
7. If insufficient oxygen is supplied during aerobic respiration then...
- The breathing rate becomes abnormally high
- Anaerobic respiration takes place
- We become instantly tired and out of breath
- The body shuts down
8. Urine is made by...
- Respiration
- Removing the urea from blood and make a watery solution
- Protein consumption
- Breaking the urea down until it can't be broken down anymore