Download Name: Date: Block: Science 8 Chapter 1 Review Answer the

Name:
Date:
Block:
Science 8
Chapter 1 Review
Answer the following questions in full sentences on a separate piece of lined paper.
1. What are the 5 characteristics of living things?
2. What is the cell theory?
3. What is the field of view? Which objective lens will show you the greatest field of view?
4. What is the nucleus of a cell?
5. Explain the difference between eukaryotic and prokaryotic cells?
6. What are chromosomes and where are they found?
7. What is the cell membrane? What type of membrane is it? Why is the cell membrane
essential to the survival of cells?
8. Describe cytoplasm.
9. Describe the function of vacuoles. How do vacuoles in plant cells differ from those
found in animal cells?
10. Describe the functions of the two structures that only plant cells have.
11. What is photosynthesis? Where does photosynthesis occur in plant cells?
12. What are the advantages and disadvantages to using the following types of
microscopes:
Type of microscope
Advantages
Disadvantages
Compound Light
Microscope
Transmission Electron
Microscope
Scanning Electron
Microscope
13. What are organelles?
14. Muscle cells have a greater number of mitochondria than other animal cells. Using the
function of the mitochondria, explain why this is.
15. What is cellular respiration?
16. Explain the roles of the following organelles in the production of proteins: ribosomes,
endoplasmic reticulum, and Golgi apparatus
17. What is the function of lysosomes?
18. What is the difference between selectively permeable, permeable and impermeable
membranes? Give at least one example of a material that is:
a. permeable
b. Impermeable
c. selectively permeable
19. What is diffusion?
20. Does diffusion occur fastest in warmer or cooler environments? Explain why.
21. How are diffusion and osmosis similar and how are they different?
22. A cell with 3% salt in the cytoplasm is placed in a container with 5% salt solution.
Describe what will happen to the cell.