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Intro to Envi Sci + Ecosystems Flashcards | StudBud
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Intro to Envi Sci + Ecosystems
Intro to Envi Sci + Ecosystems
25 terms
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StudBud Administration
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145 plays
A review of introductory material for environmental science and the components of ecosystems.
Flashcards
25 cards
F
Practice quiz
P
Host live
L
Questions
25
Answers
1
In the given food web, what would happen if a wolf moved into the ecosystem?
Deer populations would decrease
Cougar numbers would increase
Plant numbers would decrease
Vulture numbers would increase
2
True or False: Renewable resources cannot become nonrenewable.
False
True
3
An ecological footprint is best defined as...
Amount of land/water needed to absorb/recycle waste
Neither
Both
Amount of land/water needed for resources
4
What percentage of energy is transferred from one organism to the next in a food chain?
10%
90%
20%
5%
5
Which of the following is an example of a biotic factor?
Sunlight
Lake Erie
Mushroom
Soil
6
A ________ is a type of consumer that eats both plants and animals.
Decomposer
Carnivore
Omnivore
Herbivore
7
A ________ is a type of consumer that obtains energy by breaking down organic matter.
Omnivore
Producer
Scavenger
Decomposer
8
Which of the following is an example of an abiotic factor?
Grizzly Bear
Temperature
Caterpillar
Sunflower
9
Which organism in the food chain is a secondary consumer?
Eagle
Frog
Grasshopper
Snake
10
The study of relationships in ecosystems is known as...
Ecology
Biology
Environmental Science
Zoology
11
In the given food web, which is a primary consumer?
Squirrel
Blue jay
Grasshopper
Prairie dog
12
A ________ is a type of consumer that eats only other animals.
Omnivore
Scavenger
Carnivore
Decomposer
13
The total amount of living tissue in a given ecosystem is known as _________.
Detritus
Soil
Biomass
Renewable resources
14
Which of the following is NOT
cycled
through an ecosystem?
Carbon
Energy
Water
Nitrogen
15
Which organism in the food chain is a tertiary consumer?
Mouse
Snake
Hawk
Grasshopper
16
Which organism in the food chain receives the lowest amount of energy?
Snake
Grasshopper
Mushroom
Hawk
17
A ______ is an organism capable of producing its own food.
Decomposer
Producer
Omnivore
Scavenger
18
True or False: The main energy source for all life on Earth is the sun.
True
False
19
In the given food web, what would happen if there was a drought?
The food web would collapse
Decomposers would thrive
Organisms would move to other ecosystems
All of them
20
Which of the following is NOT a
renewable
resource?
Coal
Trees
Sunlight
Water
21
A ________ is a type of consumer that eats dead plants or animals.
Carnivore
Omnivore
Decomposer
Scavenger
22
What process do plants use to produce their food source using the sun's energy?
Cellular respiration
Photosynthesis
23
Which of the following is NOT a
nonrenewable
resource?
Natural Gas
Petroleum
Wind
Nuclear
24
A ________ is a type of consumer that eats only plants.
Decomposer
Omnivore
Carnivore
Herbivore
25
In the given food web, which organism is an omnivore?
Squirrel
Mouse
Rabbit
Grasshopper
