Problem: The biologists found out that the Indian Ocean had a lower water pH than it did a decade ago, and it became acidic. The water in the Arctic ocean still had a neutral to basic pH. Which ocean had more instances of marine organisms reproducing less?

A: Indian

Problem: China used alternative fuels to generate electricity, while Mongolia burned lots of fossil fuels. There were frequent debates between the two countries on this matter. Which country caused more global warming?

A: Mongolia

Problem: Pam and Jill studied mammals. Jill was fascinated with their nutrition, while Pam was more interested and read about the natural selection phenomenon. Which person studied less about the natural development of new species?

A: Jill

Problem: Farmers Dan and Joey bot got into sugaring fruit and veggies, as they are vegan. Dan candied apples, pears, plums and quince. Joey candied ginger, peaches, pineapple and oranges but had some humidity in the room the fruit didn't turn out right. Which farmer had fewer fruits fermenting because of humidity?

A:
Dan