What is the role of the EGR valve in a vehicle?

Explanation: The EGR valve reduces emissions by recirculating exhaust gases.

Q: What is formed when light rays diverge behind a lens?
Ans: a virtual image

Q: Which IIT has prepared India's first Hyperloop test track?
Ans: IIT Madras

Q: What pigment do slow fibers contain?
Ans: myoglobin

Q: Which movement promoted the use of khadi?
Ans: Swadeshi Movement

Q: Plant-like protists contains chloroplasts and make food by what process?
Ans: photosynthesis

Q: What branch of science explains much of what you observe and do in your daily life?
Ans: physical science

Q: What type of matter makes up most of the universe?
Ans: gas

Q: To whom has Union Home Minister Amit Shah awarded the 'Rajbhasha Kirti Award' on September 14, 2024?
Ans: V. Srinivas

Q: Who founded the Mauryan Empire?
Ans: Chandragupta

Q: Who has become the first Indian left-arm spinner to take 300 wickets in Test cricket on 30 September 2024?
Ans: Ravindra Jadeja

Q: Which country started its biggest naval exercise 'Ocean 2024'?
Ans: Russia

Q: What was the Vedic term for a large state?
Ans: Mahajanapada

Q: What part of the sperm contains the nucleus?
Ans: nucleus

Q: What was the impact of core services inflation in February 2025?
Ans: Increased inflation

Q: Which treaty ended the Franco-Prussian War?
Ans: Treaty of Frankfurt