Please answer this: Karen studied animals in school. She started studying predators for a school presentation. She liked it. Her friend Molly liked cows, sheep and other herbivores, so she decided to do a presentation about grazers, and their role in nature. Given the paragraph above, please answer correctly the following question: Which girl learned more about animals that can have a large effect on the balance of organisms in an ecosystem?
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Answer: Karen
Problem: Bobby and Kenny are two prolific farmers from Arkansas who have ponds located down stream from their farm sites. Bobby recently received a large order of potatoes from a neighboring city. Because of this order, Bobby has dramatically increased the amount of fertilizer he is using on his farm. Kenny mainly grows tomatoes, which are not in season right now, so his use of fertilizer is currently low. Over the past month there has been a large amount of rain falling on both Bobby and Kenny's farms. Given the paragraph above, please answer correctly the following question: Who will cause more carbon dioxide to be used in the ponds near their farm?

A: Bobby
Problem: Given the question: Calving is sitting in his kitchen when he decides to play around with some ice and water. He takes an ice cube out of the freezer and puts it on a plate on his kitchen table. He then takes a glass of water and puts it into the freezer. He is curious to see if the ice cube will melt before the water freezes. Given the paragraph above, please answer correctly the following question: Is the ice cube melting an exothermic or endothermic reaction?
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The answer is:
endothermic
input question: The Danube and Volga rivers both form large deltas, but the Danube river delta is larger and grows faster every year. Given the paragraph above, please answer correctly the following question: Which river carries more sediments????
output answer: Danube
Due to increased carbon dioxide in the atmosphere more an more carbon dioxide is mixing with ocean water - thus increasing the acidity of the world's oceans. Rob is a climate scientist. He is measuring the acidity of the Atlantic ocean and the Pacific Ocean. To determine ocean water acidity he performed an acid-base titration. His conclusion is that Atlantic Ocean's acidity reached higher level than Pacific Ocean's acidity. Given the paragraph above, please answer correctly the following question: In which ocean's acidity test Rob would have to add more base, Atlantic Ocean or Pacific ocean?
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Answer: Atlantic Ocean
Q: In his chemistry lab David is experimenting with how NaOH and HCl gas reacts with each other. He conducted two experiments, experiment A and experiment B. In experiment A he used solid pellets of NaOH, but in experiment B he used ground NaOH. He was surprised to see the difference it made in his experiment. Given the paragraph above, please answer correctly the following question: Would experiment B's hydroxide have smaller or larger surface area than experiment A's hydroxide?
A:
larger