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Home› UPSC CSE› Prelims GS Paper I› 2019 questions› Question 7

UPSC CSE Prelims

Subject: Technology Chapter: Health And Diseases

2019 PYQ

Question 7

Which one of the following statements is not correct?

Choose one answer AHepatitis B virus is transmitted much like HIV. BHepatitis B, unlike Hepatitis C, does not have a vaccine. CGlobally, the number of people infected with Hepatitis B and C viruses are several times more than those infected with HIV. DSome of those infected with Hepatitis B and C viruses do not show the symptoms for many years.

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Correct answer: B

Correct Option: B Explanation: An effective hepatitis B vaccine exists, while no licensed hepatitis C vaccine is currently available. The claim reverses these facts and is therefore the incorrect statement. Option-wise Analysis: A (Incorrect): Hepatitis B, like HIV, can spread through blood, sexual contact and some mother-to-child transmission. B (Correct): Correct choice for “not correct”-hepatitis B does have a vaccine; hepatitis C does not. C (Incorrect): The combined worldwide HBV/HCV burden is far greater than HIV prevalence. D (Incorrect): Chronic hepatitis B and C can remain without symptoms for years.

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