Florida Science Grade 6

Chapter 4: Support, Movement, and Responses

Support, Movement, and Responses

1.
Which of these is a function of blood?
A)It carries saliva to the mouth.
B)It excretes urine from the body.
C)It removes lymph from around cells.
D)It transports nutrients to body cells.
2.
Which blood type could be called the "universal donor"?
A)A
B)AB
C)B
D)O
3.
_______ are irregularly shaped cell fragments that help clot blood.
A)Hemoglobins
B)Platelets
C)Veins
D)White blood cells
4.
Anemia affects red blood cells. Which of these cells does leukemia affect?
A)red blood cells
B)plasma
C)white blood cells
D)platelets
5.
Where does the exchange of food, oxygen, and wastes occur?
A)capillaries
B)arteries
C)trees
D)lymph vessels
6.
Where is blood under the greatest pressure?
A)in the veins
B)in the capillaries
C)in the arteries
D)in the lymph vessels
7.
Which of these is a cause of cardiovascular disease?
A)asbestos exposure
B)jogging
C)smoking
D)ultraviolet radiation
8.
Which of these systems collects and returns fluid to blood?
A)the respiratory system
B)the lymphatic system
C)the circulatory system
D)the endocrine system
9.
The blood vessels that carry blood back to the heart are called _______.
A)veins
B)arteries
C)capillaries
D)pulmonaries
10.
Which of these is a first-line defense against pathogens?
A)vaccination
B)inflammation
C)active immunity
D)skin
11.
What are formed in the blood to fight invading antigens?
A)hormones
B)antibodies
C)allergens
D)pathogens
12.
_______ immunity results when antibodies that have been produced in another animal are introduced into your body.
A)Active
B)Antigen
C)Passive
D)Antibody
13.
A vaccine is a form of the _______ that gives you active immunity against a disease.
A)antigen
B)antibody
C)bacteria
D)pathogen
14.
Which of these cells surround and digest foreign organisms and chemicals?
A)red blood cells
B)white blood cells
C)Preservation
D)tissues
15.
_______ is the process of heating a liquid to a temperature that kills most bacteria.
A)Pasteurization
B)Radiation
C)Fertilization
D)Transfusion
16.
Which disease is caused by a virus that attacks white blood cells?
A)flu
B)AIDS
C)measles
D)polio
17.
Which of these is a noninfectious disease?
A)tetanus
B)malaria
C)diabetes
D)influenza
18.
A disease that is caused by a virus, bacterium, protist, or fungus and is spread from an infected organism or the environment to another organism is called a(n) _______.
A)hereditary disease
B)noninfectious disease
C)immune attack
D)infectious disease
19.
What chemical does your body release that promotes red, swollen tissues?
A)antihistamines
B)medication
C)asbestos
D)histamines
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