Please answer this: David is an entomologist. He recently got interested in ants and their behaviors. To that end, he studied a group of ants, which be labeled as case A. To compare ants with other ant like creatures he studied another hymenopteran group, which he labeled as case B. Moreover, he noticed two distinct trails made by the ants, trail A or trail B. Trail A was followed by many ants, but trail B was abandoned by them. Would case B show less or more developed pheromone chemical signal than case A?
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Answer: less

Please answer this: Two pedologists studied different types of soil. Yun studied forest soils, while Jian studied grassland soil. They were both very surprised with they findings. Which scientist read less about the principal source of soil organic matter in the forest?
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Answer: Jian

Please answer this: Marcus is in a lab working on an experiment. He combines two chemicals to see if they react and the solution starts to boil. He notices that the air above the chemicals reacting has greatly increased in heat. Given the heat rising off of the solution, has the disorder of the system increased or decreased?
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Answer:
increased