Exam (elaborations)
Bio182 NAU Exam 1 Questions & answers
- Course
- Institution
Bio182 NAU Exam 1 Questions & answers
[Show more]
Seller
Follow
EXAMQA
Reviews received
Content preview
Bio182 NAU Exam 1What is TFR and how does it influence the predictions on future human
population?
Total Fertility Rate:
Average number of live births a woman has during her lifetime
Shows population growth
What are the 4 main human caused factors to the loss of biodiversity?
Habitat Destruction, Invasive Species, Pollution, Overexploitation
What is Biomagnification?
Tendency of certain chemicals to accumulate or build up within food chains
What is the other name for the global water cycle?
Hydrological cycle
Where does most of the water that reaches the atmosphere come from?
Evaporation and transpiration
How have humans influenced the water cycle?
Hydroelectric dams, tapping aquifers, deforestation
Estuaries, losing evapotranspiration
What are the 3 main biogeochemical cycles we discussed?
Carbon, Phosphorus, and Nitrogen
What is the definition of a community?
Assemblage of many populations that live in the same place at the same time
, What is Species richness?
Number of different species in each community
What is Species Diversity?
The variety of species that make up the community
What is the difference between Species Diversity and Richness?
Species diversity has more abundance/evenness
What is the role of metagenomics in helping estimates species diversity? What
types of organisms does it really help this task for?
Finding diversity of microorganisms
Collecting microbial genomes
Using cultures
Explain the intermediate-disturbance hypothesis
Highest number of species are maintained in communities with intermediate
levels of disturbance
What are disturbances? Be able to give some examples
Droughts, fires, hurricanes
Species interactions such as herbivory, predation, or parasitism
What is the name of the process that occurs after disturbances that is the system
trying to reset itself?
Ecological Succesion (Primary and Secondary)
Facilitation successional model
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 EXAMQA. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
71498 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now