Exam 3- BIO 251 Questions with Complete Solutions
100% Correct
Niche Correct Answer-Conditions that an organism can survive and have positive
fitness/reproduce
Population Correct Answer-group of individuals of the same species that live in the same
place
Community Correct Answer-A group of organisms of different species in the same place at
the same time
Ecology Correct Answer-The study of organisms and how they interact with each other and
their environment
Ecosystem Correct Answer-The living and nonliving components of an area (community +
abiotic components)
Biome Correct Answer-All regions that share similar organisms and environmental
conditions
, Exam 3- BIO 251 Questions with Complete Solutions
100% Correct
Biosphere Correct Answer-All living things on Earth
Temperature Correct Answer-Varies with space (latitude, proximity to water, altitude,
wind...) and time (climate change, seasonality, day/night)
Abundence Correct Answer-# of individuals
Density Correct Answer-# of individuals per unit area of volume
Ways to quantify density? Correct Answer-transects, quadrats, mark-recapture
Zoonosis Correct Answer-An infectious disease that is transmissible from animals to
humans.
Virus Correct Answer-An infectious particle incapable of replicating outside of a cell,
consisting of an RNA or DNA genome surrounded by a protein coat (capsid) and, for some
viruses, a membranous envelope.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller ExamRoom. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.49. You're not tied to anything after your purchase.