What is the time before written records called?

Explanation: Prehistory is studied through artifacts, as no written records exist.

Q: What process done by bacteria makes them important producers in aquatic ecosystems?
Ans: reproduction

Q: Matter is composed of exceedingly small particles called what?
Ans: atoms

Q: An ECG shows a heart rate of 40 bpm. Which condition is most likely?
Ans: Bradycardia

Q: In Ashtanga Hridayam, which treatment is indicated for Garbhini Hridroga?
Ans: Arjuna Ksheera

Q: What type of medication is metoprolol?
Ans: Beta-blocker

Q: What is made in the liver and excreted in urine?
Ans: urea

Q: Which of these animals is endangered?
Ans: Tiger

Q: What percentage of Americans cited poor government leadership as a top problem in 2024?
Ans: Not specified

Q: Who appoints state Governors?
Ans: President

Q: What is the largest desert by area?
Ans: Antarctic Desert

Q: What is the fine for driving without insurance under the MV Act?
Ans: ₹2,000

Q: Which is ranked the most polluted country in the world in 2024?
Ans: Bangladesh

Q: What is the term for sediment deposited by a glacier?
Ans: moraine

Q: Which vaccine is administered at 9 months of age in the Indian immunization schedule?
Ans: Measles

Q: In Sushruta Samhita, which Mukha Roga is caused by Tridosha?
Ans: Tridoshaja Mukha Roga