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Biology Review
1. If a microscope has an ocular power of 30x and an objective of 10x it will have a
magnification of _________________.
2. What is field of view? What is the field of view in microns for: Low Power,
Medium Power and High Power?
3. If under medium power, and approximately 6 protists fit across the field of view,
the estimated size of the specimen in microns is ________________ μm.
4. What is spontaneous generation
5. Describe Redi’s and Pasteur’s experiments to disprove spontaneous generation
6. Identify the manipulated, control and responding variable in both Redi’s and
Pasteur’s experiment
7. State the 3 parts of the cell theory
8. How did Hooke and Aristotle contribute to the cell theory?
9. What does it mean to say the cell is an open system?
10. List 5 life processes that cells are capable of.
11. State the particle model of matter.
12. What is contrast? List how it can be increased in both a plant & animal cell
13. What is resolution?
14. Describe how each of the following work: florescence Microscopy, Confocal
technology, transmission electron microscopes, scanning electron microscopes
15. Describe each of the following cell technologies: gene mapping, x-ray
crystallography, GFP technology
16. Give the function of each of the following cell structures:
a) mitochondria
b) endoplasmic reticulum
c) ribosomes
d) cell membrane
e) cell wall
f) lysosomes
g) golgi apparatus
h) vacuole & vesicles
i) chloroplasts
17. List 4 similarities between plant and animal cells
18. List 4 differences between plant and animal cells
19. Describe the Fluid Mosaic Model of a cell membrane (include the components)
20. What is the difference between active and passive transport?
21. Define the following terms: Give examples of each
a) Diffusion
b) Facilitated diffusion
c) Osmosis
d) Active transport
e) Endocytosis
f) Exocytosis
22. List 4 factors that affect the rate of diffusion and how they affect it
23. What do we mean when we say molecules diffuse down a concentration
gradient?
24. What is the difference between isotonic, hypotonic and hypertonic solutions?
25. Describe what happens to a plant and animal cell in each type of solution
mentioned in question 24.
26. Describe what happens in the cell when you drink sea (salt) water?
27. Contrast and Compare adhesion and cohesion
28. List types of cell that are in your body that would have a high surface area to
volume ratio
29. Where does photosynthesis occur in the cell? What type of cells are involved in
photosynthesis
30. Where does cellular respiration occur in the cell? What type of cells are involved
in cellular respiration
31. Write the equations for photosynthesis and cellular respiration. What are the
similarities between respiration and photosynthesis?
32. The fluid mosaic model of the cell membrane is the accepted model. Name the
two main structures of the membrane model and describe the role of each.
33. Why do unicellular organisms not need systems to deliver nutrients and get rid of
wastes but multicellular organisms do?
34. List the following from largest to smallest: cell, organ, system, tissue
35. What is the function of the following
a) Stomata
b) Palisade cells
c) Guard cells
d) Xylem
e) Phloem
36. What is turgor pressure and why is it important?
37. Describe transpiration in a plant.
38. What is negative and positive phototropism?
39. What hormone is responsible for the elongation of plant leaves and where is this
hormone active in the plant?
40. What is negative and positive gravitropism?