(Question)
Q: What are decomposers that feed on the organic matter left over from other decomposers? Choices: - protozoa - algae - fungi - saprotrophs A:
(Answer)
saprotrophs

(Question)
Q: What is the health-threatening smoke exhaled by a cigarette smoker or released from tobacco products? Choices: - secondary smoke - contamination smoke - primary smoke - secondhand smoke A:
(Answer)
secondhand smoke

(Question)
Q: What types of orbits do comets usually have? Choices: - vertical - convex - spectral - elliptical A:
(Answer)
elliptical