Biology Pre-DP Course 2
Prep lesson Questions
Cell Biology
1. Draw and label a generalised animal, plant and prokaryotic cell.
2. Make a list of the labelled parts of the cells from 1. and explain what
their functions are.
3. What advantages do light microscopes have over electron
microscopes?
4. Given their disadvantages, why do biologists sometimes use electron
microscopes?
5. Draw and label a diagram of a plasma membrane.
6. Explain the following terms:
a. Diffusion
b. Osmosis
c. Facilitated diffusion
d. Active transport
e. Phagocytosis
f. Pinocytosis
g. Exocytosis
Carbs
7. What are monosaccharides, disaccharides and polysaccharides?
8. Name 3 monosaccharides?
9. Name 3 disaccharides and state what monosaccharides they are
made from?
10. Name 3 polysaccharides and state a function of each.
Proteins
11. Explain what is meant by the primary, secondary, tertiary and
quarternary structures of a protein molecule?
12. How many naturally occuring amino acids are there?
13. Name 3 bonds that hold proteins together?
14. Name a globular protein?
15. Name a fibrous protein?
16. List three environmental factors that can destroy (denature)
proteins?
Lipids
17. What is a triglyceride?
18. Explain the difference between a saturated and an unsaturated
fatty acid using a diagram.
19. List 5 functions of lipids in living organisms.
Nucleic acids
20. What are nucleic acids?
21. Describe the structure of a nucleotide?
22. Name the four organic bases in DNA?
23. Describe the complementary base-pair rule for DNA.
Practical biology
24. List the 5 sub-sections that would comprise the ”design” section of a
lab report, and outline what goes in each section.
25. List four things that make a good results table.
26. List four things that make a good graph.
27. Outline what information goes into the ”conclusion and evaluation”
section of a lab report.
28. Colin uses a microscope to look at the density of stomata (little
pores on the underside of leaves) on 5 species of rhododendron.
a. What are the independent and dependent variables in Colin’s
experiment, and name one control variable?
b. How can Colin make his experiment reliable?