Ques:Q: In police radar, a radar gun sends out short bursts of which waves? Choices: - photons - soundwaves - electrodes - microwaves A:

Ans:microwaves
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Ques:Q: Viroids are plant pathogens much simpler than what, but like them can reproduce only within a host cell? Choices: - pests - bacteria - parasites - viruses A:

Ans:viruses
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Ques:Q: Oxygenated blood is transported by what system? Choices: - skeletal - nervous - pulmonary - circulatory A:

Ans:circulatory
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Ques:Q: What colors in a neon sign represent real neon? Choices: - purple, blue - blue, green - yellow, white - red, orange A:

Ans:
red, orange
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