How often should a vehicle’s air filter be cleaned?

Explanation: The air filter should be cleaned every 5,000–10,000 km for engine efficiency.

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Q: What is the name of the roundworms digestive organ?
Ans: gut

Q: Who took over as President of FICCI Women's Organization on March 31, 2024?
Ans: Joyshree Das Verma

Q: What was a key driver of the market sell-off on April 10, 2025?
Ans: Reduced tariffs

Q: Who has been selected for the Nobel Prize 2024 in the field of Physiology and Medicine?
Ans: Victor Ambrose and Gary Ruvkun

Q: What was a key factor in the economic slowdown in Q1 2025?
Ans: Increased consumer spending

Q: Which country has issued a postage stamp on Lord Ram of Ayodhya on 30 July 2024?
Ans: Laos

Q: Who is at the top in the Travel and Tourism Development Index 2024?
Ans: America

Q: Vinegar is an example of what type of acid?
Ans: carboxylic

Q: How many Ganges dolphins have been found in India?
Ans: 4000

Q: According to sharanghadhara types of Pratisarana (Manjana) are:
Ans: Kalka, Avalehya, Churna

Q: According to Sushruta, which Netra Roga is classified as Sadhya?
Ans: Pothaki

Q: Water seeps into the ground through permeable material and stops when it reaches what?
Ans: Coral

Q: When was the Unified Payments Interface (UPI) launched?
Ans: 2016

Q: According to Sushruthacharya Navayasa loha is mentioned in —————— context.
Ans: Prameha Pidaka Chikitsa

Q: India and which country have started the SLCR project for cleaning the river?
Ans: Denmark