Name: 
 

Unit A Self Quiz



Part A Modified True/False
Indicate whether the sentence or statement is true or false.  If false, change the identified word or phrase to make the sentence or statement true.
 

 1. 

All living cells are identical.

 

 2. 

Cell membranes are impermeable.

 

 3. 

Yeast is a multicellular organism.

 

 4. 

Fungi can be both multicellular and unicellular.

 

 5. 

The circulatory system is responsible for absorbing oxygen from the air.

 

 6. 

Arteries carry blood away from the heart.

 

 7. 

Sensory neurons carry messages from the brain to muscle tissue.

 

Part B Completion
Complete each sentence or statement.
 

 8. 

The cell membrane contains protein ____________________ that allow certain materials to pass through.
 

 

 9. 

Selective breeding is a form of ____________________ engineering.
 

 

 10. 

An immune response to a foreign antigen is the result of the production of ____________________.
 

 

 11. 

Nerves that carry electrical impulses away from the brain are called ____________________ neurons.
 

 

Part C Matching
 
 
Match the following structures with the correct role or characteristic. You can use each more than once.
a.
artery
c.
capillary
b.
vein
d.
valve
 

 12. 

blood cells travel in single file
 

 13. 

carries blood away from the heart
 

 14. 

prevents blood from going the wrong way
 

 15. 

carries blood under pressure
 

 16. 

carries low pressure blood
 

 17. 

oxygen leaves the blood from this
 

 18. 

only works in one direction
 

 19. 

returns blood to the heart
 

Part D Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 20. 

An example of a eukaryotic cell is
a.
a plant cell
c.
bacteria
b.
an animal cell
d.
both a and b
 

 21. 

The maximum limit of magnification with a light microscope is approximately
a.
200X
c.
20 000X
b.
2 000X
d.
2 000 000X
 

 22. 

A dialysis machine works like a model of the human
a.
kidney
c.
stomach
b.
lungs
d.
pancreas
 

 23. 

What type of tissue is mostly found in the brain?
a.
epithelial
c.
muscle
b.
nerve
d.
fat
 

 24. 

Which body system is responsible for coordination and regulation of body activities?
a.
circulatory system
c.
excretory system
b.
digestive system
d.
endocrine system
 

 25. 

Cells that produce antibodies are found in
a.
blood tissue
c.
nerve tissue
b.
fat tissue
d.
muscle tissue
 

 26. 

The function of the air sacs in the lungs is to
a.
increase the volume of air
c.
increase the surface area for osmosis
b.
increase the surface area for diffusion
d.
increase the size of the lungs
 

 27. 

The excretory system has a second function which is to
a.
control body temperature
c.
remove solid waste
b.
regulate body water
d.
break down fats
 

 28. 

Water is reabsorbed from the digestive material in the
a.
small intestine
c.
liver
b.
large intestine
d.
pancreas
 

Part E Short Answer
 

 29. 

What are the two ideas in the cell theory?
 

 30. 

A cell with 5% salt in the cytoplasm is placed in a container with 3% salt solution. Describe what will happen to the cell.
 

 31. 

List the organization of the human body from smallest to largest.
 

 32. 

How does cell size determine the need for cell division?
 

 33. 

Where do antibodies come from and what function do they have?
 

 34. 

Explain how blood pressure helps the kidney get waste out of the blood.
 

 35. 

List the parts of the body’s first line of defence against foreign bodies and give the functions.
 



 
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