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WorksheetsEcosystems
Total questions: 40
Worksheet time: 30mins
All of the living and nonliving things in an area.
organism
population
community
ecosystem
An organisms role in the environment
Community
Biome
Niche
adaptation
Biotic factors are
Living
nonliving
Abiotic factors
living
nonliving
Choose all the abiotic factors listed
water
mates
space
temperature
predators
Choose all the biotic factors listed
sunlight
food
predators
disease
water
Refer to the diagram. Which list includes abiotic factors only?
Items A, C, D
Items B, C, E
Items A, D
Items A, B, C, D, E
Which of the following MOST completely describes the components of a pond ecosystem?
the soil and water that make up the pond
the organisms and non-living environment in and around the pond
the plants and animals that live in and around the pond
the fish and other aquatic animals in the pond
Drought, erosion, flood, and prolonged heat spells are examples of —
communities
biotic factors within an ecosystem which affect abiotic components
populations
abiotic changes within an ecosystem which can affect biotic factors
An abiotic component of an ecosystem is represented by the —
bats under a bridge in Austin, Texas
population of deer on a deer lease in Central Texas
attack on a wheat field by fungus
monthly average rainfall in Texas
Group of populations in an area.
Organism
Ecosystem
Community
Biosphere
The picture display which type of succession?
primary
secondary
tertiary
all of the above
The picture displays which type of succession?
primary
secondary
tertiary
all of the above
What is the name given to lichen/algae during primary succession?
pioneer species
volunteer species
founder species
conqueror species
Natural disasters such as flooding,forest fires, and tornadoes are associated with which type of succession?
primary
secondary
Gordito
ecosystem
What is an example of an area that is likely to undergo primary succession?
Glaciers melt and leave exposed rock
Plants die from drought and decompose
Land is bulldozed and soil remains
A forest fire occurs
The final stage of ecological succession can typically be observed when evidence of a _____________________ is present.
Mature Tree Growth
Climax Community
Pioneer Community
housing community
How many producers are shown in the food web?
2
3
4
5
How many primary consumers are shown in the food web?
2
4
6
1
Which organism in the food chain is responsible for transforming radiant energy into chemical energy through photosynthesis?
grass
mouse
owl
mouse and owl
What percentage of energy is passed on from tropic level to trophic level?
10
50
90
30
omnivore
breaks down dead plants and animals
eats only plants
eats both plants and animals
makes its own food
autotroph
breaks down dead plants and animals
eats only plants
eats plants and animals
can make its own food
heterotroph
can make its own food
eats only plants
cannot make its own food
eats plants and animals
decomposer
makes its own food
breaks down dead plants and animals
eats only plants
eats both plants and animals
