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Search Results for ecosystem - All Grades

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Grade 3 Biomes
What is a desert?
  1. A very wet ecosystem
  2. A very dry ecosystem
  3. A cold and wet ecosystem
  4. A hot and dry ecosystem
Grade 5 Communities, Populations, and Ecosystems
Aquatic ecosystems contain all                       
  1. land based ecosystems
  2. space based ecosystems
  3. water based ecosystems
Grade 5 Biotic and Abiotic
Which is a biotic factor that affects the size of a population in a specific ecosystem?
  1. average temperature of the ecosystem
  2. type of soil in the ecosystem
  3. number and kinds of predators in the ecosystem
  4. concentration of oxygen in the ecosystem
Grade 4 Communities, Populations, and Ecosystems
An ecosystem is
  1. a place where animals go eat.
  2. a place where animals go to graze.
  3. a community of plants and animals and the physical environment in which they live.
Grade 11 Communities, Populations, and Ecosystems
Which of the following lists the levels of organization in an ecosystem in the correct order?
  1. Population, Community, Ecosystem, Individual
  2. Community, Population, Ecosystem, Individual
  3. Individual, Community, Population, Ecosystem
  4. Individual, Population, Community, Ecosystem
Grade 7 Communities, Populations, and Ecosystems
Which option arranges the given levels of environmental organization from smallest to largest?
  1. ecosystem, species, individual, population
  2. individual, community, population, ecosystem
  3. individual, population, community, ecosystem
  4. species, individual, community, ecosystem
Grade 8 Communities, Populations, and Ecosystems
Which choice lists the levels of organization in an ecosystem from smallest unit to largest?
  1. Population, organism, community, ecosystem
  2. Organism, population, ecosystem, community
  3. Organism, community, population, ecosystem
  4. Organism, population, community, ecosystem
Grade 10 Communities, Populations, and Ecosystems
College Communities, Populations, and Ecosystems
Grade 10 Communities, Populations, and Ecosystems
Ecosystems differ from communities in that ecosystems usually contain
  1. several climates.
  2. several communities.
  3. only one habitat.
  4. only one food web.
Grade 6 Biotic and Abiotic
What is an ecosystem?
  1. affecting a certain population
  2. all living and non-living things in a particular area
  3. an increase in the Earth's temperature
  4. organisms that make their own food
Grade 12 Agriculture
Grade 2 Communities, Populations, and Ecosystems
Grade 9 Communities, Populations, and Ecosystems
Which situation is a good example of a limiting factor in an ecosystem?
  1. an ecosystem with little to no rain
  2. an organism with no natural predators
  3. an ecosystem with an abundance of nutrients
  4. an ecosystem with plenty of space for population growth
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