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WorksheetsEcology Topic Test
Total questions: 22
Worksheet time: 21mins
Which of the choices below best explains a community?
An environment with abiotic factors added
A small habitat
All of the abiotic and biotic factors in an area
All of the different populations that live together
Decomposers and scavengers get rid of the garbage and waste in an ecosystem. Decomposers differ from scavengers because they -
Only eat dead organisms
Break down dead plants and animals
Do not eat dead plants and animals
Break down dead animals
Which of the following organisms obtain their nutrients by eating producers and meat?
Omnivores
Herbivores
Carnivores
Detrivores
Which of the following is not one of the 5 basic needs of a living organism?
Sun
Water
Habitat
Competition
The ingredients for photosynthesis include:
Sunlight, sugar, oxygen
Nutrients, water, carbon dioxide
Sunlight, water, nutrients
Sunlight, water, carbon dioxide
Found inside the cells of plants and captures sunlight for photosynthesis
Glucose
Chloroplast
Carbon dioxide
Producers
Some living things depend on each other in a very close relationship, which lasts over time. This relationship is called…
Partnership
Mutualism
Symbiosis
Commensalism
A population is a group of organisms of the same species living in an area.
True
False
Can be true or false
A scavengers role is to break down dead organisms into abiotic elements.
True
False
Can be true or false
Herbivores use photosynthesis to make food.
True
False
Can be true or false
A bee getting pollen from a flower is an example of an abiotic-biotic interaction.
True
False
Can be true or false
A caribou is hunted by a wolf. The caribou is an example of a predator.
True
False
Can be true or false
An ecosystem contains only biotic factors.
True
False
In a parasitic relationship, the parasite benefits and the host is harmed.
True
False
Wind blows against the surface of a lake to create waves
Abiotic-Abiotic Relationship
Abiotic-Biotic Relationship
Biotic-Biotic Relationship
An ant uses pieces of rock and sand to make an ant hill
Abiotic-Abiotic Relationship
Abiotic-Biotic Relationship
Biotic-Biotic Relationship
A squirrel collects acorns for the winter
Abiotic-Abiotic Relationship
Abiotic-Biotic Relationship
Biotic-Biotic Relationship
The sun melts the polar ice caps
Abiotic-Abiotic Relationship
Abiotic-Biotic Relationship
Biotic-Biotic Relationship
Seaweed uses the light from the sun to make food through photosynthesis
Abiotic-Abiotic Relationship
Abiotic-Biotic Relationship
Biotic-Biotic Relationship
Bed bugs bite humans and feed off their blood, which leaves itchy red papules.
Predation
Parasitism
Mutualism
Commensalism
Competition
Oxpeckers’, a type of bird, land on rhinos or zebras and eat ticks and other parasites that live on their skin. The Oxpeckers’ get food and the beasts get pest control.
Predation
Parasitism
Mutualism
Commensalism
Competition
There is a drought or “lack of rain” in the western provinces one year. This means there is less water available to the organisms already living in the ecosystem.
Predation
Parasitism
Mutualism
Commensalism
Competition
