What tool was used to till soil in early farming?

Explanation: The plough prepared soil for planting crops in early agriculture.

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Q: The process of removing detail from a given state representation is called ______
Ans: Artificial Intelligence

Q: What percentage of Americans approved of Trump’s job handling in Feb 2025?
Ans: 50%

Q: What planet, covered by a thick layer of clouds, looks smooth and featureless through a telescope?
Ans: venus

Q: A fuel cell is a galvanic cell that requires a constant external supply of what?
Ans: reactants

Q: What is the main source of food for a cow?
Ans: Grass

Q: What is the purpose of the spark plug in a vehicle?
Ans: Ignites fuel-air mixture

Q: A lumbar air study reveals a spinal arteriovenous malformation. Which advanced procedure is indicated?
Ans: Endovascular embolization

Q: What was a key issue driving negative global perceptions of the U.S.?
Ans: Environmental policies

Q: Most of the energy used by living things comes either directly or indirectly from where?
Ans: sun

Q: Which Indian state is known as the "Land of Spices"?
Ans: Kerala

Q: What was the expected impact of tariffs on U.S. steel prices in 2025?
Ans: Increase

Q: Which lubricant is used in a vehicle’s tie rod ends?
Ans: Grease

Q: In which country was a pig’s kidney transplanted into a living person for the first time on March 22, 2024?
Ans: America

Q: A patient with severe pulmonary hypertension requires a shunt procedure. Which advanced procedure is indicated?
Ans: Atrial septostomy

Q: What does our solar system orbit over the course of hundreds of millions of years?
Ans: galactic center