Two groups of patients were under observation for heart disease. The Red group was composed of people with low cholesterol, while the Yellow group was comprised of people with very high cholesterol. Which group had more people with decreased flow of blood?
Ans: Yellow

Samuel fills a glass cup with water and puts it in the freezer. He leaves the cup of water overnight and when he checks in the morning the cup has shattered. Confused he fills another cup with water and just leaves in on his kitchen counter. When he checks in the morning the glass is in tact. Which is larger, 3 oz of water or 3 oz of ice?
Ans: ice

Students learned about protozoa in school this week. Dan and Jim were interested and read more on the subject. Dan read more about predatory and parasitic protozoa, while Jim read more about herbivore and decomposer protozoa. Which student read more about protozoa that live on living hosts?
Ans: Jim

Two students studied for the biology exam. Ken studied about global warming, while Hank studied about Earth's atmosphere. Which student learned less about global climate change?
Ans: Hank