[Q]: Two students from the same class, studies different types of animals. Bill studied predators, while John studied grazers. Which student studied more about wolves?
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[A]: Bill

[Q]: Mark has a doctors appointment today for a routine checkup. When he gets his blood pressure taken the doctor looks a bit worried. He tells Mark that his blood pressure is 141/92 at resting. Will his readings cause Mark to have an increased or decreased chance of having a heart disease?
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[A]: increased

[Q]: Planet Y and planet X were two inhabited planets in a nearby solar system. People from Planet X were living in harmony with nature, and didn't hurt the environment in any way. People on planet Y generated lots of air pollution, and destroyed their ozone layer by using inappropriate substances. Which planet has more chlorine gases in their atmosphere?
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[A]: planet Y

[Q]: Guyana and Nigeria had thriving economies. Guyana's economy was based on conventional agriculture, while Nigeria attracted an enormous number of tourists to its splendid beaches each year. Which country caused less hypoxia?
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[A]:
Nigeria