MCQ 13 Dec 2023

Daily practice questions for CLAT - (13 December 2023)

U.S. health authorities have approved the world's first vaccine for chikungunya, a virus spread by infected mosquitoes that the Food and Drug Administration called "an emerging global health threat." The vaccine, developed by Europe's [1] which will be marketed under the name [2], was approved for people who are at increased risk of exposure. [1] green-light by the U.S. drug regulator is expected to speed the vaccine's rollout in countries where the virus is most prevalent. Chikungunya, which causes fever and severe joint pain, is generally seen in tropical and subtropical regions of Africa, Southeast Asia and parts of the Americas. The vaccine is injected in one dose and contains a live, weakened version of the chikungunya virus, as is standard with other vaccines. Two clinical trials were carried out in North America on 3,500 people. Headache, fatigue, muscle and joint pain, fever and nausea were commonly reported side effects. Chikungunya can be passed from a pregnant person to their unborn child, and the virus can be fatal to newborns. Since chikungunya was first identified in 1952, it has been recorded in more than 110 countries, according to the World Health Organization.

Question1:- Which of the following is the World’s first vaccine for chikungunya, redacted as [2] in the above passage?
  • A. Ixchiq
  • B. Lixchiq
  • C. Chikvax
  • D. None of these
Answer is A is correct. The Food and Drug Administration recently approved Ixchiq (Valneva Austria), the first vaccine for chikungunya virus disease (CVD), for adults who are at increased risk of CVD exposure. Ixchiq is a single-dose vaccine that contains a live, weakened version of the chikungunya virus (CHIKV). Hence, a is the correct option.
Question2:- Which organization is responsible for the development of world’s first chikungunya vaccine, represented as [1] in the above passage?
  • A. World Health Organisation
  • B. Indian Council for Medical research
  • C. Valneva
  • D. Bharat Biotech
Answer is C is correct. The European vaccine manufacturer Valneva developed the world's first chikungunya vaccine. The vaccine is called Ixchiq and was approved by the US Food and Drug Administration (FDA) on November 9, 2023. Hence, c is the correct option.
Question3:- According to World Health Organsation Report, Chikungunya was identified in which country?
  • A. Italy
  • B. Tanzania
  • C. Ukraine
  • D. USA
Answer is B is correct. The World Health Organization (WHO) says that the first outbreak of chikungunya was recognized in 1952 in southern Tanzania. The disease was identified by RW Ross. Hence, B is the correct option.
Question4:- The World Health Organization’s (WHO) approved RTS, S/AS01 (Mosquirix) for immunising children against which of the following diseases?
  • A. Dengue
  • B. Malaria
  • C. Chikungunya
  • D. Zika virus
Answer is B is correct. The World Health Organization (WHO) is recommending widespread use of the RTS, S/AS01 (RTS, S) malaria vaccine among children in sub-Saharan Africa and in other regions with moderate to high P. falciparum malaria transmission. Hence, B is the correct option.
Question5 :- World Health Organization (WHO) recently urged South-East Asian countries to take urgent measures against which disease?
  • A. Polio
  • B. Measles
  • C. Tuberculosis
  • D. Pneumonia
Answer is B is correct. World Health Organization (WHO) has urged all nations in South-East Asia to take urgent and accelerated measures against measles. The disease is on the rise with nearly nine million children having missed vaccination against it in the past two years. Hence, B is the correct option.