Problem: There are two exact copies of planets, Necrulon and Krankor, including the animals and plants on each planet. Recently though, people on Krankor have been wanting to have more space for new buildings. In order to accommodate these new buildings, they have started to cut forests and clear land. The people on Necrulon, however, decided to keep their forests and land rather than further industrialize. Does Krankor have more or less autotrophic organisms than Necrulon?

A: less

Problem: Two cousins went to college to get a B.S. Greg studied Biology, and his younger cousin Dawn decided to study chemistry. They both graduated Summa Cum Laudae. Which cousin didn't have to make generalizations and propose explanations that are microscopic in nature?

A: Greg

Problem: Two lakes had been stocked with fish two years before.Blue lake had an abundant fish stock because nobody fished there, but Green lake was open for fishing. Blue lake had some polution and disease problems. Which lake had a lower natural mortality last year?

A: Green lake

Problem: Adam caught a large spider behind his house and decides to keep it as a pet. After a while he notices flakes of its skin (exoskeleton) along the bottom of the cage. Will the spider have increased or decreased in size?

A:
increased