Science and Technology questions for UPSC Prelims

Consider the following statements regarding Immune Imprinting: 1. It is the body's tendency to repeat its immune response through previously encountered variant. 2. T cells lymphocytes play a central role in this process. Which of the statements given above is/are correct?

In the context of the defense sector, consider the following statements regarding the Very Short-Range Air Defense System (VSHORADS) missile: 1. It is a portable surface-to-air missile. 2. It is being procured from Israel under the defense agreement. Which of the statements given above is/are correct?

With reference to 'Bose-Einstein Condensate', often termed as the fifth state of matter, which of the following statements is/are correct? 1. Its existence was posited by Albert Einstein and Indian physicist Jagadish Chandra Bose. 2. It is formed when atoms of certain elements are heated to near critical temperature. 3. It can be used in creation of atomic lasers and atomic clocks. Select the correct answer using the code given below.

With reference to the Universal Serial Bus (USB) Type-C connector in news recently, consider the following statements: 1. It is a double-sided connector with reversibility. 2. It is not backward compatible with previous USB Types. Which of the statements given above is/are correct?

Which one of the following is the best description of 'Tidal Disruption Event', that was seen in the news recently?

Consider the following statements regarding Aditya L-1 mission: 1. It is the first observatory-class space-based solar mission from India. 2. The spacecraft will be placed in a halo orbit around the first Lagrange point, L1, of the Sun-Earth system. 3. It carries seven payloads to observe the photosphere, chromosphere, and the corona. Which of the statements given above are correct?

Consider the following statements: 1. Transcriptome is a complete set of all RNA molecules in a cell that carry genetic information from DNA. 2. RNA is a nucleic acid present in all living cells. Which of the statements given above is/are correct?

Which of the following countries has recently genetically engineered a Chestnut tree to restore the forests in its region?