(Q).
Q: What environment do animals with gills live in? Choices: - air - underground - cold - water A:
(A).
water

(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 organ participates in all digestive activities except ingestion and defecation? Choices: - small intestine - tongue - large intestine - stomach A:
(A).
stomach