Q: Big continent used more air polluting substances, while Small continent was very protective towards the environment. Big continent got a hole in its ozone layer as a consequence of their actions. Which continent used more aerosol sprays?
A: Big

Q: Two different islands had animals evolving in different ways. Big island had new species develop naturally through natural selection, while Low island did not. Which island had animals with more unfavorable heritable traits?
A: Low

Q: Martin is moving and he needs to make a ramp so he can load heavy furniture into his truck. He has a bad back, so he wants to use the least effort possible. Before he cuts the wood, he is trying to decide how long the ramp should be so he can move the heavy furniture easily. If Martin builds a ramp with a very gentle slope will he need to exert more or less effort?
A: less

Q: Doctor Brown examined two groups of patients: Group O, with members over 65, and group P, with members under 65 years of age. The study was about the effects on aging on the human body. Which group has more people with declining stamina?
A:
Group O