Exam (elaborations)
Biology 20 - Ecology and Evolution Exam Questions And Answers
- Course
- Institution
Biology 20 - Ecology and Evolution Exam Questions And Answers...
[Show more]
Content preview
Biology 20 - Ecology and Evolution ExamQuestions And Answers
Heterotroph - An organism that cannot make its own food.
First law of Thermodynamics - Energy can not be created or destroyed, only converted
from one form to another.
Ecosystem - Composed of all of the organisms that live in an area and the physical
environment of the area.
Cellular respiration - Answer The energy required to allow living things to grow and
reproduce is released in the process of ________ ___________.
Tertiary consumer - Answer A consumer that is on the top of the food chain.
C6H12O6+602 becomes 6CO2+6H20 - Answer Chemical formula for cellular respiration.
Feces, dead organisms, dead plant matter - Answer Name three examples of waste
matter.
No - Answer Is any energy conversion 100% efficient?
Cellular respiration. - Answer Glucose + Oxygen = Carbon Dioxide + Water
Herbivores or Primary Consumers - Answer Organisms that only eat plants.
, 6CO2+6H2O becomes C6H12O6+6O2 - Answer Chemical formula for Photosynthesis.
Kilojoules - Answer What are the units on an energy pyramid?
Chemosynthesis - Answer What process is used by deep sea organisms to convert
hydrogen sulfide into sulfuric acid?
Four - Answer How many trophic levels are there?
51% - Answer What % of light reaches the earths surface to warm the planet?
Chemosynthesis - Answer When bacteria captures energy stored in the bonds of
molecules, in the absence of light.
1 to 2 % - Answer How much of the total radiant energy that reaches the Earth that is
converted into chemical energy?
Producers, primary consumers, secondary consumers, tertiary consumers - Answer
What are the four types of food producers/consumers?
Food chain - Answer A model that shows the linear pathways through which food is
transferred from producers to higher trophic levels.
Closed - Answer The Earth is a ______ system with regards to matter. (with the exception
of meteorites)
Consumers - Answer Organisms that cannot make their own food, and must rely on
producers.
Ecosystem - Answer An _________ consists of all the organisms living in an area and the
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 Easton. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
77254 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now