Question: Q: What color are leukocytes blood cells? Choices: - blue - black - red - white A:
Answer: white

Question: Q: What type of organism is algae? Choices: - virus - amoeba - yeast - bacteria (cyanobacteria) A:
Answer: bacteria (cyanobacteria)

Question: Q: A pulley is a simple machine that consists of a grooved wheel and? Choices: - a battery - a wedge - a lever - a rope A:
Answer:
a rope