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Q.1
Which event would not cause secondary succession?
forest fire
flooding of a valley
volcanic lava flow
tornado
Q.2
A lion that eats a zebra that eats grass is a
primary consumer
secondary consumer
tertiary consumer
quaternary consumer
Q.3
What is the term for each step in the transfer of energy and matter within a biological community?
energy path
food web
trophic level
food pyramid
Q.4
What is an ecological model of the relationships that form a network of complex interactions among organisms in a community from producers to decomposers?
food web
an ecosystem
food chain
a population
Q.5
Study of interactions between organisms and their environment
niche
community
ecology
ecosystem
Q.6
plants that convert energy from the sun
decomposer
primary consumer
secondary consumer
producer
Q.7
Soil and sediments is created by the physical and chemical ____________ of igneous rock.
Destabilization
Expansion
Weathering
Sublimation
Q.8
Approximatelypercent of energy iconsumed by an organism is lost to ___
Growth
Inefficiencies in its metabolism
Repairing cells
Carbon dioxide
Q.9
Nitrogen makes up _____ percent of the atmosphere.
66%
78%
90%
Q.10
Organisms that breaks down and absorbs nutrients from dead organisms
consumer
trophic level
decomposer
species
Q.11
As you move upward, from level to level, in an energy pyramid, energy _____.
increases
decreases
stays the same
increases exponentially
Q.12
A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.
Population
Community
Habitat
Ecosystem
Q.13
A graphic illustration that shows each trophic level and the amount of useable energy contained within.
Food chain
Food web
Energy Pyramid
All of these
Q.14
The living portions of the ecosystem.
Biotic factors
Abiotic factors
Q.15
An illustration that uses arrows to show the MANY possible directions in which matter and energy can pass through the organisms in an ecosystem.
Food chain
Food web
Energy Pyramid
Succession Map
Q.16
The amount of energy that usually transfers from one trophic level to the next...
10%
20%
80%
50%
Q.17
Which one is not a consumer?
anemone
bear
shark
vulture
Q.18
What does every food chain start with? (Even if it's not drawn or written there!)
producers
sun
consumer
decomposers
Q.19
What Biome is covered in a dense canopy and an understory?
Tropical Rain Forest
Desert
Tundra
Tropical Savanna
Q.20
What Biome is very dry; receives very little rainfall?
Tropical Rain Forest
Desert
Tundra
Tropical Savanna
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