[Q]: High lake had a lot of fresh and salt water mixing, therefore presented layers of stratified water.The water was poor in nutrients.Low lake had no such problems and it was a very abundant and prolific fishing spot. Which lake had more phytoplankton?
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[A]: Low lake
input: Please answer the following: John wanted to see how he would fare in high altitude compared to ground-level. So, he first measured his responses in ground-level. He labeled this part of the study as case A. Then he board on an airplane to reach high altitude, and measured his responses there. He labeled this part of the study as case B. Now, John knows how he needs to prepare for a high altitude hiking. Would case A see higher or lower air density than case B?
++++++++++
output: higher
Please answer this: Two groups of people participated in a geriatrics study. Group D had people over 65 years old, while group Y had people in their 40's in its composition. Which group had people at lower risk of developing pneumonia?
++++++++
Answer: group Y
Problem: A new volcano is growing underwater. Every few days it has minor lava flow eruptions off the coast of Hawaii. People have actually enjoyed swimming in the water above this newly forming volcano because it is very soothing and relaxing. Given the lava is hot enough to cause some of the water to turn to steam, will the molecules near the lava have higher or lower speed than the molecules further away?

A: higher
Problem: Given the question: Molly and Brian are two friends who moved away from one another after becoming close in college. They still talk on the phone regularly and see each other a couple times a year. During a recent conversation, the subject of population comes up. Molly's town is currently increasing a steady decrease in population, and Brian's town has been seeing an increase in population. Whose town will have more genetic diversity?
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The answer is:
Brian's town
Problem: Two farms used AM fungi for the plants. Brown farm also decided to grow cover crops on those parcels of land to help mycorrhizal growth. Orange farm didn't grow cover crops. Which farm provided extended time for AM fungi growth into the spring?

A:
Brown