WorksheetsEcosystems: Praxis Practice
Total questions: 15
Worksheet time: 8mins
What is all the different populations in a given area alongside the physical environment?
Community
Ecosystem
Biome
Biosphere
What consists of all the populations of different species in a given area?
Community
Biosphere
Ecosystem
Population
What is a group of individuals that belong to the same species?
Individual
Population
Ecosystem
Community
One type of organism.
Ecosystem
Community
Population
Individual
True or False:
The biosphere is all the ecosystems on Earth.
True
False
What is the variety of organisms in an ecosystem?
Biodiversity
Ecology
Community
Carrying capacity is the maximum population size of a species that the environment can sustain.
False
True
Which of the following is a difference between food chains and food webs?
Food chains show energy flow in an ecosystem, while food webs do not.
Food chains are linear, while food chains are complex.
Food webs contain both plants and animals, but food chains only contain plants.
Foods webs separate organisms by trophic level, but food chains do not.
What is a linear sequence of organisms through which nutrients and energy pass as one organism eats another?
trophic level
Food chain
Food web
A biome is a community of plants and animals that have common characteristics for the environment they exist in.
True
False
Select ALL of the symbiotic relationships:
Mutualism
Parasitism
Predation
Commensalism
Adaptations are beneficial features that arise by natural selection.
False
True
What are some examples of abiotic factors? (Select all that may apply)
Rocks
Plants
Animals
Temperature
Which of the following is a primary producer in this food web?
Fox
Mouse
Grass
Grasshopper
Which of the following is a primary consumer in the food web?
Rabbit
Owl
Bird
Hawk
