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Consider the following four measures (a - d) that could be taken to successfully grow chickpea in an area where bacterial blight disease is common:

(a) Spray with Bordeaux mixture

(b) Control of the insect vector of the disease pathogen

(c) Use of only disease-free seeds

(d) Use of varieties resistant to the disease

Which two of the above measures can control the disease?

(a) and (d)
(b) and (c)
(a) and (b)
(c) and (d)
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A tumor enclosed within a capsule is termed

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Which of the following is a pair of viral diseases?

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Cirrhosis of liver is caused by the chronic intake of

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Which one of the following in not a property of cancerous cells whereas the remaining three are?

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In which one of the following options the two examples are correctly matched with their particular type of immunity?

ExamplesType of immunity
(1) Saliva in mouth and tears in eyesPhysical barriers
(2) Mucus coating of epithelium lining the urogenital tract and HCl in stomachPhysiological barriers
(3) Polymorphonuclear leukocytes and monocytesCellular barriers
(4) Anti-tetanus and anti-snake bite injectionsActive immunity

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AIDS day

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Compare the statements A and B.

Statement A: Ranikhet disease is the disease of poultry.

Statement B: It is caused by a virus.

Select the correct description.

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Infectious proteins are present in

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Match the disease in Column I with the appropriate items (pathogen / prevention / treatment) in Column II.

Column IColumn II
(a) Amoebiasis(i) Treponema pallidum
(b) Diphtheria(ii) Use only sterilized food and water
(c) Cholera(iii) DPT Vaccine
(d) Syphilis(iv) Use oval rehydration therapy

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Select the correct statement with respect to diseases and immunization.

Answer
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