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WorksheetsUnit 7 - Ecology TEST REVIEW
Total questions: 22
Worksheet time: 11mins
Something that limits a population from growing is known as...
biome
limiting factor
only biotic
only abiotic
What is a system formed by the interaction of a community of organisms with their physical (abiotic) environment?
ecosystem
biosphere
ecology
biome
A community is different than an ecosystem because...
An ecosystem only includes all of the living things in an area
A community and ecosystem include both the living and nonliving things in an area
A community only includes all of the living things in an area
There is no difference between community and ecosystem
What symbiotic relationship is this:
A bee pollinates a flower and the flower gets its DNA spread to reproduce.
Mutualism
Commensalism
Parasitism
Predation
Competition
What symbiotic relationship is this:
When a hookworm lives inside a sheep and steals nutrients from the sheep.
Mutualism
Commensalism
Parasitism
Predation
Competition
What symbiotic relationship is this:
When a Florida Panther hunts, kills, and eats a whitetail deer.
Mutualism
Commensalism
Parasitism
Predation
Competition
What symbiotic relationship is this:
When an ant gets food from an aphid, but the aphid isn't harmed and gets nothing out of the relationship.
Mutualism
Commensalism
Parasitism
Predation
Competition
What symbiotic relationship is this:
When a Burmese python fights with an American alligator over food and land, but they're not trying to eat one another.
Mutualism
Commensalism
Parasitism
Predation
Competition
What is the difference between a food chain and food web?
A food web is simple
A food chain is complex
Both food chains and food webs show complex feeding relationships
A food web shows complex feeding relationships but a food chain shows simple relationships
Carrying capacity is a limiting factor in ecosystems. Carrying capacity means...
The available energy at each tropic level.
The amount of producers in an ecosystem.
The largest number of organisms of a population that an environment can support.
Any close ecological relationship between two or more organisms.
Choose ALL of the BIOTIC factors:
Food
Water
Predators
Space
Diseases
Choose ALL of the ABIOTIC factors:
Sunlight
Food
Elevation
Water
Predators
An autotrophic organisms (producer)...
Can make its own food
Cannot make its own food
Needs to eat other organisms
Can also be called an omnivore
A heterotrophic organism (consumer)...
Can make its own food
Cannot make its own food
Needs sunlight to survive
Is always an omnivore
Carnivores and omnivores...
Make their own food
Must eat other things to survive
Only eat meat
Eat both plants and animals
Organisms that breakdown dead and dying organisms are known as...
Producers
Omnivores
Decomposers
Apex predators
A species that moves into a new area and competes with the native species, taking food and other resources is known as...
Native species
Producers
Apex predators
Invasive
In an Energy Pyramid, where is there the LEAST amount of energy?
Top
Middle
Bottom
There is the same amount of energy throughout the energy pyramid
If all producers in an ecosystem stopped doing photosynthesis, what would most logically happen?
Only the producers would die
Only the producers and primary consumers that eat them would die
Only the producers, primary consumers, and secondary consumers would die
All organisms, at each energy level, would die
Choose the best FOOD CHAIN:
Sun -> blueberry bush -> panther -> rabbit
Sun -> rabbit -> panther -> blueberry bush
Sun <- blueberry bush <- rabbit <- panther
Sun -> blueberry bush -> rabbit -> panther
Looking at this picture, what is one possible reason the Moose population dropped at 1975?
There wasn't enough food for the moose
There wasn't enough water for the moose
There were too many wolves
There were too few wolves
How does water clarity limit populations in aquatic ecosystems?
How clear the water is can limit what producers can live under water.
It can limit what fish can eat.
It doesn't limit anything.
It will limit what apex predators can grow.
