Q: What paired organs together receive about 25 percent of cardiac output and are protected in the retroperitoneal space by the renal fat pad and overlying ribs and muscle? Choices: - hands - lungs - brain - kidneys A:
kidneys

Q: Batteries produce voltage through what type of reaction? Choices: - magnetic - radiation - thermal - chemical A:
chemical

Q: What field of study is called the language of science? Choices: - logic - linguistics - physics - mathematics A:
mathematics

Q: Snakes use what anatomical structure to smell scents in the air? Choices: - forked tails - branched tongue - forked eyes - forked tongue A:
forked tongue