WorksheetsHHB 3.7 Immunisation Quizs
Total questions: 4
Worksheet time: 3mins
Name
Class
Date
1.
What term describes a pathogen changing their antigens so that memory cells are ineffective?
a)
herd immunity
b)
antigenic variation
c)
autoimmunity
d)
phagocytosis
2.
Antigens are usually mixed with an __________ when producing the vaccine.
a)
adjuvant
b)
antibiotic
c)
antibody
d)
enzyme
3.
What term describes the principle of many vaccinated individuals protecting the unvaccinated?
a)
antigenic variation
b)
herd immunity
c)
allergy
d)
autoimmunity
4.
The no of individuals in a population that need to be immunised to prevent disease spread is?
a)
antigenic variation
b)
the herd immunity threshold
c)
the adjuvant
d)
public health medicine
100 %