(Question)
Q: Different forms of the same element are called what? Choices: - subclasses - amines - polymorphs - allotropes A:
(Answer)
allotropes

(Question)
Q: What organ do most fish have that is used to detect movement and vibration in the surrounding water? Choices: - nares - operculum - eye - lateral line A:
(Answer)
lateral line

(Question)
Q: Where do lightnings build up? Choices: - stratosphere - air - troposphere - clouds A:
(Answer)
clouds