Q: Termites eat wood but cannot digest it. Protozoans live in the termites' stomachs and use enzymes to break down the wood. The digested wood provides nutrition for both the termites and the protozoans. What type of relationship is this? OPTIONS:
- mutualism
- parasitism
- predation
- commensalism
A: mutualism

Q: What do scientists mean when they refer to a population? OPTIONS:
- all the organisms in an ecosystem
- all the species that share similar anatomical features
- all the animals that acquire resources through similar methods
- all the interbreeding members of a certain species in an ecosystem
A: all the interbreeding members of a certain species in an ecosystem

Q: What is one factor that contributes to seasons occurring in New York State? OPTIONS:
- the revolution of the Moon around Earth
- the tilt of Earth on its axis
- the rising and falling of ocean tides
- the distance of Earth from the Sun
A: the tilt of Earth on its axis

Q: Repeating experiments improves the likelihood of accurate results because the overall results are OPTIONS:
- less likely to prove the hypothesis correct.
- more likely to prove the hypothesis correct.
- less likely to be correct due to fewer errors being made.
- more likely to be correct due to fewer errors being made.
A:
more likely to be correct due to fewer errors being made.