Numbers and biomass Study guides, Class notes & Summaries
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Test Bank for Living in the Environment 18th Edition Miller
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CHAPTER 3—ECOSYSTEMS: WHAT ARE THEY AND HOW DO THEY WORK? 
 
MULTIPLE CHOICE 
 
	1.	Scientists estimate that tropical rain forests contain up to half of the earth’s land plants and animal species. What percentage of the world’s land surface do tropical rain forests cover? 
a.	2 
b.	4 
c.	8 
d.	10 
e.	12 
 
 
ANS:	A	PTS:	1	 
TOP:	3-0 Core Case Study: Tropical Rain Forests Are Disappearing	 
KEY:	Bloom's: Remember		NOT:	New 
 
	2.	The disappearance of the tropical rain forests is an importa...
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IB ESS Topic 2 || All Questions Answered Correctly.
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Biotic factors correct answers the living organisms in an ecosystem 
 
abiotic factors correct answers the non-living factors in an ecosystem 
 
trophic level correct answers the position an organism occupies in a food chain as a result of its feeding habits 
 
food chain correct answers a simple linear relationship which shows how energy is transferred between organisms as each consumes an organism from a lower trophic level 
 
food web correct answers a group of interconnected food chains 
 
b...
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AICE marine science AS Level Exam review paper 1, 2 Questions and Answers 100% Pass
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AICE marine science AS Level Exam 
review paper 1, 2 Questions and 
Answers 100% Pass 
scientific method - Correct Answer ️️ -1. for valid experiments, data should be 
collected numerous times (the more times, the more accurate) 
2. only one variable (independent) should be changed in an experiment. All others 
should be controlled. The deponent variable is dependent upon what you changed-it will 
be what you are measuring in n experiment 
3. quantitative results- numbers (qualitative=descri...
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WIS 3404 Exam 2 Study Guide (New Update) Questions and Verified Answers (GRADED A)
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Define the term biodiversity 
- diversity of important ecological entities that span multiple spatial scales, from genes, to species to communities 
- biological diversity encompasses all species of plants, animals, and microorganisms, and the ecosystems and processes of which they are part 
 
 
Explain how the terms species, richness, evenness, and diversity are related 
Species richness: a count of all the different species in a prescribed area 
Species evenness: a measure of the rareness or c...
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AICE marine science AS Level Exam review paper 1, 2 Questions and Answers 100% Pass
- Exam (elaborations) • 19 pages • 2024
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AICE marine science AS Level Exam 
review paper 1, 2 Questions and 
Answers 100% Pass 
scientific method - Correct Answer ️️ -1. for valid experiments, data should be 
collected numerous times (the more times, the more accurate) 
2. only one variable (independent) should be changed in an experiment. All others 
should be controlled. The deponent variable is dependent upon what you changed-it will 
be what you are measuring in n experiment 
3. quantitative results- numbers (qualitative=descri...
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McMaster Bio 1M03 Exam Questions & Answer
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what is a biological community? - Answer All of the populations of organisms living and interacting in a particular area 
 
commensalism - Answer interaction where one species benefits and the other is unaffected 
 
competition - Answer interaction where individuals use the same resources, lowering fitness for both -/- 
 
consumption - Answer interaction where one organism eats or absorbs nutrients from the other, +/- 
 
mutualism - Answer interaction where two species benefit +/+ 
 
three key t...
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McMaster Bio 1M03 Exam Questions & Answer
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what is a biological community? - Answer All of the populations of organisms living and interacting in a particular area 
 
commensalism - Answer interaction where one species benefits and the other is unaffected 
 
competition - Answer interaction where individuals use the same resources, lowering fitness for both -/- 
 
consumption - Answer interaction where one organism eats or absorbs nutrients from the other, +/- 
 
mutualism - Answer interaction where two species benefit +/+ 
 
three key t...
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Apes Unit 6 Test Questions and Answers 100% Accurate
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Apes Unit 6 Test Questions and Answers 100% Accurate 
which country generates the most electricity from wind energy 
US 
 
 
 
what is the correct type of energy utilized to produce tidal and hydroelectric power 
kinetic energy 
 
 
 
using heat from radioactive decay deep within Earth to heat water to spin turbines is an example of 
geothermal energy 
 
 
 
which country has the highest percentage of electricity facilitated by wind power 
Denmark 
 
 
 
What form of energy production can potent...
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SimUtext Section 2 2022/2023 with 100% correct answers
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How do you know how much wood to harvest? 
Balance the rate at which you burn it against the rate at which it grows 
 
 
 
What is the target harvest rate? 
the amount of wood to harvest to keep the temp in the cabin a certain temp 
 
need more wood to keep cabin warmer 
 
 
 
 
 
 
00:07 
 
01:28 
How do target harvest rate and forest growth rate relate? 
together they determine the biomass which is the total mass of trees in the forest 
 
 
 
When the thermostat was cold what happened to bioma...
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BIOLOGY 171 EXAM VOCABULARY (LECTURE 18_24) SUMMARY
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abiotic factor—non-living chemical and physical parts of the environment that affect living 
organisms and the functioning of ecosystems 
aboveground biomass—all living biomass that is located above the ground 
belowground biomass—all living biomass of live roots 
biodiversity—the variability among living organisms from all sources; includes diversity within 
species, between species and of ecosystems 
biomass—the total mass of all living material in a specific area, habitat, or region...
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