Two different rivers were stocked with adult fish. Red river had a lower fish population because the fish had hardly reproduced naturally. Black river had doubled it's fish population in two years because they reproduced naturally. Which of the two rivers had more fish eggs develop outside of the mother's body?
Ans: Black

Two families thought differently about vaccinations. Dean family vaccinated their children while Moore family didn't. Which family didn't expose their members to pathogens on purpose?
Ans: Moore

After working out in the yard for the day doing various chores, Karen comes back inside to prepare for a shower. While waiting for the shower to heat up, she notices she got one cut on each of her arms. The cut on her left arm is hardly even noticeable, but the one on her right arm is red and easy to see. Karen gets some cream from her cabinet to use on her cuts after she gets done showering. Which arm has an infected cut?
Ans: right arm

Two friends went camping and made a fire each. Bill used a few large logs while Tim used kindlings, wood chips and sawdust. they both brought the same volume of wood. Which friend provided conditions for increased reaction rate?
Ans: Tim