Q: John was studying the species in Siberia. He found that the Siberian tiger is an apex predator. It had a pretty stable population during the sixteenth century. He noted that information as case A. Then with the introduction of guns the number of Siberian tigers decreased in the seventeenth century. He noted that information as case B. In case B, would the number of mesopredators be less or more than in case A?
A: more

Q: Two stars have just been discovered that are identical in terms of chemical composition. The scientist who discovered them was given the right to name them, and he chose the names Enterprise and Vader. As said before, these stars are very similar, but the main difference is that Vader is a red giant, and Enterprise is not. Scientists are very eager to study these two newly discovered stars and see if they can learn anything new from them. Does Enterprise have more or less fusion reactions in the shell around its core than Vader does?
A: less

Q: Geologists have been contemplating on the question - why some places are more susceptible to earthquakes. To understand the differences, they have made a chart where they divided the earth into two regions, region A and region B. In region A many earthquakes happen, but in region B no earthquakes happen. In which region the plates would move, region A or region B?
A: region A

Q: Mike went to his local grocery store. He noticed that meats had two different packaging, product A and product B. When he looked closely, he found that in product A packaging carbon monoxide was used, but in product B carbon monoxide was not used. He asked the store clerk what difference it made. Which product's color would more likely turn brown, product A or product B?
A:
product B