Bob is a biologist. Today, he has four samples of organisms to test, sample A, sample B, sample C, and sample D. He induced higher respiration rate in sample A. Then he induced no respiration rate in sample B. Next, he classified sample C as heterotrophic and sample D as autotrophic. Would sample D make their own glucose or acquire it from other organisms?
Ans: make their own glucose

Two high school buddies, Dan and Bob, had very different lifestyles 30 years later. Dan made only healthy lifestyle choices, was vegan. Bob ate meat, cheese and didn't care about his health and didn't protect himself. Which man did not smoke, Dan or Bob?
Ans: Dan

Two brothers had bike repair shops in neighboring towns. Bob's was located in a hilly area, with more precipitation and full of bike trails, so he had more people coming in, while Rob's was in the valley, near the parks. Which town had fewer cyclists riding downhill at high speeds?
Ans: Rob's

A recent study compared the amount of pollution in the air of two towns, Kaya and Arcfield. Arcfield is mostly powered by solar panels. Kaya on the other hand uses fossil fuels to power most of the town. Will switching to solar panels increase or decrease the amount of pollution in Kaya?
Ans: decrease