LCCC Ecology Exam 1 Questions & Answers 2024

LCCC Ecology Exam 1 Questions & Answers 2024 All living and nonliving things around us - ANSWERSecosystem Once inhabited b a large group of humans, this population almost went extinct due to some combination of environmental degradation and/or disease from Europeans - ANSWERSEaster Island Describe the steps of the scientific method in order - ANSWERSQuestion, observe, hypothesis, experiment, analyze, conclusion How does a scientist define theory compared to how regular people define theory? - ANSWERSFor scientists it has to be proven multiple times by many scientists to be proven as a theory What is the difference between anthropocentrism, biocentrism and ecocentrism? - ANSWERSAnthropocentrism- only caring about human benefit Biocentrism- Cares about their ecosystem Ecocentrism- cares about world's ecosystem (tree huggers) Be able to give the main reservoir for each of the following cycles- Carbon, Water, Nitrogen and Phosphorus - ANSWERSCarbon- the atmosphere and oceans Water- water Nitrogen- air Phosphorus- sedimentary rock What do you need to know about the case study on Chesapeake Bay? - ANSWERSIt is an ecosystem service, it is an example of over harvesting and it is an example of the lack of phosphorus and nitrogen __________ is when increased amounts of nitrogen and phosphorus cause an abundance of algae to grow - ANSWERSEutrophication