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
Differentiate between the following pair on the basis of what is mentioned within bracket :
Disinfectant and Antiseptic (Definition)
Given below are six sets with four terms each. In each set one term is odd 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: Calyx, Corolla, Stamens, Midrib
Odd term: midrib
Category: Parts of a flower
(ii) Urethra, Uterus, Urinary bladder, Ureter
Given below are six sets with four terms each. In each set one term is odd 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: Calyx, Corolla, Stamens, Midrib
Odd term: midrib
i. Haemoglobin, Glucagon, Iodopsin, Rhodopsin
Category: Parts of a flower
Categorize the following activities as per the functions of the Red Cross Society and the WHO.
(1) To suggest quarantine measures to prevent spread of disease.
(2) Humanitarian services to victims of war
(3) To educate people in accident prevention
(4) To promote projects for research on disease.
