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Briefly explain the following term:
innate immunity
Innate immunity or natural immunity is that immunity which is present in an individual at birth prior to exposure to a pathogen or antigen. It includes components such as intact skin, salivary enzymes, neutrophils, natural killer cells, and complement all of which provide an initial response against infection
Choose the correct answer from the options given below:
(iv) The antibiotic penicillin is obtained from:
Differentiate between the following pair on the basis of what is mentioned within bracket :
Disinfectant and Antiseptic (Definition)
Name the disease for which the following types of vaccines are given :
(1) Salk’s vaccine.
(2) B.C.G
Briefly explain the following term:
innate immunity
Briefly explain the following Term:
Disinfectants.(c) Given below are six sets with four terms each. In each set, a term is an odd one and cannot be grouped in the same category to which the other three belong. Identify the odd one in each set and name the category to which the remaining three belong. The first one has been done as an example:
Example: Fructose, Sucrose, Glucose, Calcium
Odd term: Calcium
Category: Carbohydrates
Carbonic acid, acetic acid, benzoic acid, boric acid
(c) Given below are six sets with four terms each. In each set, a term is an odd one and cannot be grouped in the same category to which the other three belong. Identify the odd one in each set and name the category to which the remaining three belong. The first one has been done as an example:
Example: Fructose, Sucrose, Glucose, Calcium
Odd term: Calcium
Category: Carbohydrates
ii. Saliva, bile, sweat, tears
Give the biological/technical terns for the following:
(i) Chemicals found in the blood which act against antigens.
The Statements given below are false. Rewrite the correct form of the statement by changing the word which is underlined:
ii. Formalin is an example of an Antiseptic.
The Statements given below are false. Rewrite the correct form of the statement by changing the word which is underlined:
iv. Sulphadiazine is an example of an Antiseptic.
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