Download G 8 Unit 4 Test Study Guide 2016

Grade 8 Science - Unit 4 Review
Chapter 10: The Cell is the Basic Unit of Life AND
Chapter 11: The Human Body
Study Guide
Terms:
cell
objective lens
coarse adjustment knob
light source/lamp
base
arm
compound microscope
cell wall
chloroplast
nucleus
mitochondria
mitosis
organ
eyepiece
stage
fine adjustment know
iris diaphragm
barrel (tube)
revolving nose piece
organelle
cell membrane
cytoplasm
vacuole
cell theory
tissue
system
Questions:
1. What are the FOUR main characteristics of living things?
2. What are all living cells made up of?
3. (a)
(b)
How should a microscope be carried?
List 3 DO’s in using a microscope.
List 3 Don’ts in using a microscope.
4. What is meant by the magnification power of a lens? List the THREE
main object lens and their magnifications.
5. List the parts of a compound microscope and explain their functions.
6. (a)
(b)
What is meant by a microscopes field of view?
What happens to the field of view as the magnification of a
microscope increases? What happens when the field of view as
the magnification of a microscope decreases?
7. List and briefly explain the THREE main steps in preparing a wet mount
slide.
8. List the major organelles of a plant and animal cell AND explain their
functions.
9. Compare and contrast the plant and animal cell (Hint – use a Venn
Diagram).
10. What are the THREE parts of the cell theory?
11. Why do cells (unicellular and multicellular) divide?
12. Explain the process of mitosis.
13. What are daughter cells?
14. How do cells get energy?
15. What are the organizational levels, starting with the smallest, the cell?
16. Have a general understanding of the 6 human body systems we have
studied in detail in this unit. Be able to identify the main organs and
function of the systems.
17. Be able to explain at least 3 of the 6 human body systems (in detail) and
explain with respect to the following:
- The main organs and tissues of the system
- Function of the system
18. Be able to identify how the following systems work together and
depend on one another :
-
Circulatory and Respiratory
Nervous and Muscular
Digestive and Circulatory