(Question)
Q: What two types of atoms bond to form sulfate minerals? Choices: - oxygen and carbon - oxygen and calcium - carbon and sulfur - oxygen and sulfur A:
(Answer)
oxygen and sulfur

(Question)
Q: Unlike wild animals, what type of species are genetically uniform, making them more vulnerable to die-out from disease? Choices: - free-range species - urbane species - mammals - domestic species A:
(Answer)
domestic species

(Question)
Q: Chitin is a substance that is found in what part of animals like beetles and lobsters? Choices: - brains - tails - eggs - shell A:
(Answer)
shell