Practice questions

  1. What are the three main properties of water that make it essential to life

  2. Draw a diagram of a water molecule

  3. Draw the structures of alpha and beta glucose

  4. Compare the properties of water and methane

  5. List 5 uses of lipids in the body

  6. State 3 monosaccharides

  7. Compare and contrast anabolism and catabolism

  8. Distinguish between saturated and unsaturated fatty acids \

  9. Distinguish between carbohydrates and lipids for energy storage

  10. What are the waste products of anaerobic respiration?

  11. Where do the following reactions occur

  • Krebs cycle

  • Link reaction

  • Glycolysis

  • Phosphorylation of ADP

  1. Outline the function of water in photosynthensis

  2. State three factors that affect the rate of photosynthensis

  3. How does the structure of the chloroplast relate to its function?

  4. What is an enzyme?

  5. Explain the structure of enzymes

  6. Outline the process of allosteric inhibition

  7. What can cause denaturation?

  8. Give 4 proteins and their function in the body

  9. Distinguish between the lock and key model and the induced fit model

  10. Outline 3 ways carbohydrates are used in organisms

  11. List the 4 main macromolecules and their building blocks ?

  12. Distinguish between a polymer and a monomer, and give examples

  13. Draw a carboxyl group

  14. What is the active site ?

  15. What is the allosteric site?

  16. Draw a condensation reaction