Download SNC2D Exam Review: Biology Unit Name

SNC2D
Exam Review: Biology Unit
Name: ____________
Complete the following questions to help you review the Biology Unit.
1. What are the three statements in the Cell Theory?
2. Match the organelle with its function:
a. nucleus
b. cell membrane
c. chloroplast
d. rough endoplasmic reticulum (RER)
e. ribosomes
f. Golgi body
g. mitochondria
h. nucleolus
i. smooth endoplasmic reticulum (SER)
j. vacuoles
___ stores water and other materials
___ makes ribosomes
___ envelops cell and controls what enters/leaves
___ make proteins
___ where energy is produced
___ system of internal membranes coated with ribosomes
___ system of internal membranes
___ sorts and packages proteins for transport out of cell
___ control centre of cell
___ site of photosynthesis
3. List the differences between animal and plant cells.
4. What is DNA? What is the difference between chromosomes and chromatin?
5. What three events happen during interphase in the cell cycle?
6. Identify the four stages of mitosis in the image below and describe what happens during each stage.
7. How is the cell cycle controlled? What happens when the cell cycle is out of control?
8. Describe the factors that affect cell specialization.
9. List the three types of stem cells and briefly describe the differences between them.
10. For each tissue type below, list the general characteristics and examples found in the human body.
Tissue Type
Epithelial
Characteristics
Example(s)
Muscle (3 types)
1.
2.
3.
Nervous
Connective (3 types)
1.
2.
3.
11. Define gas exchange and describe the role of diffusion.
12. Briefly compare the gas exchange systems found in fish, insects and humans.
13. Explain why the circulatory system is called a transport system.
14. What is the difference between an open and closed transport system?
15. Briefly compare the circulatory systems found in fish, frogs and humans.
16. Describe how the respiratory and circulatory systems work together.
17. Describe the four stages of the digestive process (in a human), referring to the organs involved.
18. What special features do the digestive systems of birds, frogs and fish contain that the human system does
not?
19. What are the main functions of the nervous system? What is the difference between the central nervous
system and the peripheral nervous system? Name and describe the three types of neurons.
20. What is the role of the skeletal system? What is the role of the muscular system?