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WorksheetsEcosystem Quiz
Total questions: 15
Worksheet time: 8mins
What is the role of producers in an ecosystem?
They consume other organisms for energy.
They produce their own food through photosynthesis.
They decompose dead matter.
They only eat plants.
Which of the following is a characteristic of herbivores?
They only eat animals.
They eat both plants and animals.
They only eat plants.
They feed on dead organisms.
What is the primary role of decomposers in an ecosystem?
They produce their own food.
They feed on primary consumers.
They break down dead plant and animal matter.
They are the last consumer in a food chain.
In a food chain, what do secondary consumers feed on?
Producers
Primary consumers
Tertiary consumers
Decomposers
What happens to matter in an ecosystem?
It is lost as work and heat.
It cycles through the ecosystem and is never lost.
It is consumed by top consumers.
It is only found in producers.
What is a trophic level?
A distinct level of feeding within an ecosystem
A type of habitat
A measure of biomass
A type of food web
What does a food web represent?
A single food chain
A group of two or more food chains that are intertwined
A measure of energy flow
A type of ecosystem
What do arrows in a food web indicate?
The direction of water flow
The flow of energy
The growth of plants
The movement of animals
What happens if one species is removed from a food web?
The ecosystem remains stable
The stability of the ecosystem is affected
New species are introduced
The food web becomes more complex
What is biomass?
The mass of dry, organic matter in a given habitat
The number of species in an ecosystem
The amount of water in a habitat
The energy flow in a food web
Diagram showing a food web with producers, primary consumers, secondary consumers, and tertiary consumers.
Producers are at the base of the food web.
Primary consumers eat producers.
Secondary consumers eat primary consumers.
Tertiary consumers eat secondary consumers.
What is an ecological pyramid?
An illustration of the energy, biomass, or numbers at each trophic level
A diagram showing the water cycle
A chart of animal migration patterns
A map of plant distribution in a forest
In a pyramid of energy, what percentage of energy is typically passed to the next trophic level?
10%
50%
25%
90%
What does a pyramid of numbers illustrate?
The number of organisms feeding at each trophic level
The total mass of dry, organic matter at each trophic level
The energy flow between trophic levels
The water content in each trophic level
What does a pyramid of biomass represent?
The total mass of dry, organic matter at each trophic level
The number of organisms at each trophic level
The energy flow between trophic levels
The water content in each trophic level
