(Q).
Q: What prevents soil erosion on a hillside that is being farmed? Choices: - slash-and-burn - irrigation - no-till farming - terracing A:
(A).
terracing

(Q).
Q: What is the term for heat being transferred from molecule to molecule? Choices: - convection - oxidation - decomposition - conduction A:
(A).
conduction

(Q).
Q: The nervous system is made up of these? Choices: - fibers - blood cells - muscles - neurons A:
(A).
neurons