Exam (elaborations)
2024 UGA BIO 1108 TEST 2 STUDY GUIDE EXAM WITH CORRECT ANSWERS
- Course
- Institution
2024 UGA BIO 1108 TEST 2 STUDY GUIDE EXAM WITH CORRECT ANSWERS
[Show more]
Seller
Follow
Elitaa
Reviews received
Content preview
2024 UGA BIO 1108 TEST 2STUDY GUIDE EXAM WITH
CORRECT ANSWERS
five GHG's - CORRECT ANSWERS-methane, CO2, nitrous oxide, F-gases,
water vapor
Two things that contribute to GWP - CORRECT ANSWERS-- strength of the
gas
- residence time: how long a gas spends in the atmosphere
What is the highest anthropogenic GNG? - CORRECT ANSWERS-CO2
Albedo - CORRECT ANSWERS-The reflectivity of a surface
high albedo - CORRECT ANSWERS-light-colored things reflect more
light/energy
low albedo - CORRECT ANSWERS-Dark-colored surfaces absorb sunlight
(warming)
Macroalgae - CORRECT ANSWERS-convergent evolution of a plant-like
structure (ex: kelp)
Sea otters - CORRECT ANSWERS-- They have the densest fur on the planet
(> 1 million hairs per square inch)
- They need to eat 30% of their body weight everyday to power
metabolism/thermogenesis
- They eat mostly invertebrates (clams, crabs, urchins)
- Heterotrophs (organic C)
- They skip the step of making ATP and it goes straight to heat
first law of thermodynamics - CORRECT ANSWERS-Energy can be transferred
and transformed, but it cannot be created or destroyed.
second law of thermodynamics - CORRECT ANSWERS-Every energy transfer
or transformation increases the entropy (disorder) of the universe.
, Cellular respiration - CORRECT ANSWERS-The process that transforms
energy (food) in organic molecules into ATP and heat. Carbon that we ingest
goes into our body structure/cells, then is transformed as energy (heat), and
then we exhale it out as CO2.
Where does the carbon dioxide we exhale come from? - CORRECT ANSWERS-
It comes from the carbon in the food that we eat.
Chemistry Brief - CORRECT ANSWERS-- Chemical bonds store energy as
'potential energy'
- When they are broken that energy is released and can be captured to help
other chemical rxns run
- Only some energy is assimilated, most is lost as heat or waste
- Only about 10% of energy is used
Thermoregulation - CORRECT ANSWERS-temperature control
How do we thermoregulate? - CORRECT ANSWERS-sweating, shivering, etc.
Physiological - CORRECT ANSWERS-Too hot:
- sweating, increase metabolism, vasodilation
Too cold:
- goosebumps (shivering), vasoconstriction, countercurrent exchange
Morphological - CORRECT ANSWERS-Too hot:
- shedding, panting, elephants with their ears
Too cold:
- blubber/fur, tiny ears/short limbs
Behavorial - CORRECT ANSWERS-Too hot:
- Pigs wallowing in mud, burrowing, swim, find shade, estivation
Too cold:
- cuddling, basking, migrating
Regulator - CORRECT ANSWERS-An animal that keeps their internal
environment pretty constant. (ex: mammals and most birds) (have a greater
diversity)
Conformer - CORRECT ANSWERS-They let their internal environment match
external environments. (ex: fish, reptiles, insects, amphibians, etc)
Endotherms - CORRECT ANSWERS-An animal whose temperature can be
controlled by altering metabolic rate (all birds and mammals)
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 Elitaa. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for CA$18.84. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75632 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now