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Biology Class 11 Chapter 13 - Immunity - 1
1.
Who hypothesized that cowpox somehow conferred protection against small pox?
Mendel
Marshal
Edward Jenner
Thucydides
2.
The production of antibodies by the body against foreign molecules is known as?
thigmotropism
phototropism
geotropism
immune response
3.
The ability of the body to resist damage by the foreign objects is known as?
hypertension
antigenes
immunity
antibodies
4.
The study of immunity and defence mechanism of the body is known as?
dermatology
immunology
virology
mycology
5.
Latin word immunis means?
unsafe
at risk
safe
burden
6.
Edward Jenner proposed his hypothesis in?
1786
1696
1686
1796
7.
How many lines of defence do the human body have against microbial attack?
four
one
two
three
8.
The external barriers of the body that keep microbes out of the body is known as?
2nd line of defence
3rd line of defence
1st line of defence
4th line of defence
9.
Thenon specific internal defence of the body is known as ___ line of defence?
3rd
2nd
4th
1st
10.
Third line defence of the body is?
none of these
external barriers
innate immunity
adaptive immunity
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