UPSC Daily Quiz for 27ᵗʰ July 2026

1) With reference to Qdenga (TAK-003), recently approved in India, consider the following statements:

1. It is a live-attenuated tetravalent vaccine developed against all four dengue virus serotypes.
2. It requires pre-vaccination serological screening under WHO recommendations.
3. It uses killed version of the germ to trigger immune response.

Which of the statements given above are correct?

2) With reference to dengue infection and vaccination, consider the following statements:

1. Infection with one dengue serotype provides lifelong immunity against all four serotypes.
2. A second infection with a different serotype may increase the risk of severe dengue due to Antibody-Dependent Enhancement (ADE).
3. Live-attenuated vaccines generally induce both humoral and cellular immune responses.

Which of the statements given above are correct?

3) With reference to the UNESCO World Heritage Committee, consider the following statements:

1. It functions under the UNESCO World Heritage Convention, 1972.
2. It is responsible for inscribing properties on the World Heritage List and maintaining the List of World Heritage in Danger.
3. It consists of 21 States Parties elected by the UNESCO Executive Board.

Which of the statements given above are correct?

4) How many of the following are correctly matched?

Select the correct answer using the code below:

5) With reference to the Black Sea, consider the following statements:

1. It is a marginal sea connected to the Mediterranean Sea through the Turkish Straits.
2. The Danube, Dniester and Dnieper are among the major rivers draining into it.
3. Odesa is Georgia's principal port on the Black Sea.

Which of the statements given above are correct?