LCCC Ecology Final Exam & Answers 2024

LCCC Ecology Final Exam & Answers 2024 What is sustainability? - ANSWERSMeeting the needs of the present, without compromising the needs of future generations "All the living and nonliving things around us" best characterizes what? - ANSWERSthe environment Once inhabited by a large group of humans, this population almost went extinct due to some combination of environmental degradation and/or disease from Europeans. - ANSWERSEaster Island What describes the steps in the Scientific Method appropriately? - ANSWERS1.Observations 2.Hypothesis 3.Test 4.Results True or False. TO A SCIENTIST, a theory is a statement that attempts to explain a phenomenon or answer a scientific question. It is speculative (kinda like saying you have a hunch) and has not necessarily been tested by other scientists. - ANSWERSFalse This ethical perspective specifically ascribes inherent value to certain living things (IE a forest and the animals living in it). - ANSWERSBiocentrism Descriptions of carbon, water, nitrogen, and phosphorus cycles - ANSWERSC- Main reservoir is deep underground due to anaerobic decomposition over millions of years. W- Main reservoir is in the ocean. N- Main reservoir is in the atmosphere, bacteria convert it into a usable substance for living things. P- Primarily assimilated into living things via fungi mycorrhizae. Oysters in Chesapeake Bay are a good example of all of the following EXCEPT - ANSWERSHow 2 new species can evolve in a short period of time