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Biology Unit 2 Review Flashcards | StudBud
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Biology Unit 2 Review
Biology Unit 2 Review
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1
What was the effect of the wolves leaving the park?
The elk population increased
The elk population decreased
2
All of the following are examples of abiotic factors EXCEPT...
Sunlight
Rock
Bacteria
Wind
3
In the energy pyramid here, which organisms have the most energy available?
Producers
Carnivores
Herbivores
The top predator
4
All of the following are examples of biotic factors EXCEPT...
Sunlight
Bacteria
Trees
Seaweed
5
All of the following are effects of the wolves being absent in Yellowstone EXCEPT...
Fewer flowers to pollinate
Decrease in the number of elk
Decrease in the number of aspen trees
Erosion of the rivers
6
What is this called?
Biotic Factors
Food chain
Bioaccumulation
Food web
7
What happened when the wolves returned to Yellowstone?
The trees couldn't grow
Coyotes rose to the top of the food chain
The beavers disappeared
Nature's balance was restored
8
Bacteria and fungi are examples of...
Decomposers
Prey
Scavengers
Predators
9
This is a pyramid of energy in an ecosystem. Which level would most likely contain members of the plant kingdom?
D
A
B
C
10
What does a primary consumer eat?
Tertiary Consumers
Producers
Secondary Consumers
Detrivores
11
Which organisms in Figure 1 could be classified as carnivores?
Grasshoppers, Lizards, and Shrews
Mountain Lion, Deer, and Shrews
Coyotes, Shrews, and Lizards
Deer, mice, and grasshoppers
12
If there's 1000 Kcal available in trophic level 1, how much energy is available in the herbivores in trophic level 2?
100 kCal
10 kCal
1000 kCal
1 kCal
13
Which organism would have the greatest concentration of pollution because of biomagnification?
Large Fish
Small Fish
Zooplankton
Fish-eating birds of prey
14
VOCAB: An organism that has a disproportionately large impact on an ecosystem
Ecological Niche
Keystone Species
Biome
Trophic Cascade
15
If a disease strikes the snakes the hawk population will...
Decrease
Not be affected
Increase
16
Yellowstone is located in ________ different states
Five
Two
Four
Three
17
In this food web, the snail would be considered a...
Producer
Secondary Consumer
Primary Consumer
Tertiary Consumer
18
What is this called?
Abiotic Factors
Food web
Biomagnification
Food chain
19
What happens to 90% of the energy not absorbed when one organism eats another?
Eliminated as heat
Stored as body tissue
Stored as body fat
Used for reproduction
20
What is an example of a biotic factor?
Water
Soil
Skunk
Rocks
21
What is an example of an abiotic factor?
Panda
Weather
Turtle
Butterfly
22
VOCAB: Overlapping food chains
Food system
Food network
Food web
Food cycle
23
The rabbit in this food web would be considered a(n)...
Producer
Decomposer
Primary Consumer
Secondary Consumer
24
What is another name for producer?
Autotroph
Herbivore
Consumer
Lichen
25
An organism that needs to eat other organisms to obtain energy is called a(n)...
Producer
Autotroph
Consumer
Mutualist
26
If a disease strikes the snakes the grass will...
Increase
Not be affected
Decrease
Turn yellow
27
Which is a producer?
Tall Grass
Worm
Lion
Deer
28
A collection of all the different populations that live on one area is called a(n)...
Ecology
Population
Community
Biome
29
An animals that only eats other animals is a...
Herbivore
Decomposer
Carnivore
Vorivore
30
VOCAB: The passing of energy, in the form of food, from one organism to another
Food cycle
Food chain
Food system
Food network
31
Which organism was most affected by the return of wolves to Yellowstone?
Streams
Coyotes
The economy
Elk
32
Why did the beavers and birds disappear from Yellowstone?
The elk ate them
The coyotes ate them
The wolves ate them
There were no trees for them
33
A(n) ___________ is an organism that eats BOTH plants and animals for energy.
Omnivore
Herbivore
Carnivore
Omnitrix
34
What does a food web represent?
How carnivores get their food.
The specific ways that mutualism is carried out.
A single pathway or energy flow between organisms.
All connections of energy flow throughout all organisms in a ecosystem.
35
How much energy is LOST when one animal eats another?
50%
10%
90%
1%
36
Based on the graph, what can you conclude about the wolf and elk population over time?
As the wolf population decreases, the elk population stays the same.
As the wolf population increased, the elk population decreased
As the wolf population decreases, the elk population decreases.
As the wolf population increased, the elk population increased.
37
A community of living and nonliving things in their natural environment makes up a(n)...
food chain
food web
Population
ecosystem
38
What is the correct sequence for levels of organization?
Organism, community, population, biome, ecosystem
Organism, population, community, ecosystem, biome
Organism, ecosystem, population, community, biome
Organism, population, community, biome, ecosystem
39
If a disease strikes the snakes the rabbit population will...
Decrease
Increase
Not be affected
Go extinct
40
How do you pronounce Mrs. Koryczan's name?
"Cores-en"
"Kory-san"
"Core-chan"
"Cores-on"
41
An organism that lives by breaking apart dead organic matter into simpler parts is...
Decomposer
Carnivore
Scavenger
Consumer
