Enzymes and Digestion quiz

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1. Why does increasing the temperature increase the rate of reaction?

  • Molecules have more energy. Move around more. Collide more often.
  • Molecules have more less energy. Move around more. Collide more often.
  • Molecules have more energy. Move around less. Molecules are formant.
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2. What is the function of bile?

  • It is used in the mouth to break down sugars in the mouth.
  • It is and alkaline that neutralises acidic conditions in the small intestine.
  • It helps break down fatty acids in the stomach.

3. Why do biological washing powders work more efficiently than non-biological powders?

  • They work at a lower temperature.
  • They need high temperatures to work.
  • Enzymes slow down digestion of food stains.

4. What are the products of lipid digestion?

  • Amino acid and fatty acids.
  • Glycerol and fatty acids.
  • Glycerol and glucose.

5. Give one types of reaction controlled by enzymes in the cells.

  • Large molecules to small molecules (Either way)
  • The reaction of proteins converting into amino acids
  • All the reactions in the cytoplasm

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