Mark is a biologist. He is trying to see how to make chemical reactions within organism easier. To that end, he conducts two tests, test A an test B, on an organism. In test A he reduces catalysts from the organism, but in test B he induces catalysts in the organism. He needs to observe the outcomes of these tests. Would test A see less or more reactants colliding than test B?
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Answer: less

Two scientist, Pete and Gill, studied the Earth's crust and geology. Pete studied earthquakes, while Gill studied mantles and volcanos. Which person studied less about convergent plate boundaries?
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Answer: Pete

John is studying a species in two similar countries, country A and country B. Country A has large population, but country B has small population of that species. John is pondering about how this species would fare in the future in these two countries. Would country B see higher or lower growth rate of the species than country A?
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Answer:
higher