(Question)
Q: What is the most dangerous type of radiation? Choices: - sunlight rays - beta rays - plasma rays - gamma rays A:
(Answer)
gamma rays

(Question)
Q: What occurs during the new moon and full moon, due to gravitational pull? Choices: - spring waves - spring floods - spring storms - spring tides A:
(Answer)
spring tides

(Question)
Q: Archaeans produce what kind of gas as a waste product? Choices: - sulfide - carbon monoxide - carbon dioxide - methane A:
(Answer)
methane