(Question)
Q: Cations are attracted to anions, which are ions with what charge? Choices: - similar - neutral - positive - negative A:
(Answer)
negative

(Question)
Q: What does a keratometer measure in the cornea? Choices: - diameter - Lenght - Width - curve A:
(Answer)
curve

(Question)
Q: All living organisms are classified into one of six broad categories called what? Choices: - cities - tribes - nobles - kingdoms A:
(Answer)
kingdoms