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Communities, Populations, and Ecosystems Questions - All Grades

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Grade 9 Communities, Populations, and Ecosystems
What term describes organisms of the same species inhabiting a particular region?
  1. biosphere
  2. ecosystem
  3. population
  4. environment
Grade 4 Communities, Populations, and Ecosystems
When two or more blue jays live and interact in the same area, the blue jays are a(n)
  1. ecosystem.
  2. community.
  3. habitat.
  4. population.
Grade 3 Communities, Populations, and Ecosystems
If a fire burned part of a forest ecosystem, what would probably happen?
  1. All the animals would die.
  2. All the plants and seeds would be destroyed forever.
  3. A flood would bring new rich soil.
  4. The animals would move to a nearby part of the ecosystem.
Grade 4 Communities, Populations, and Ecosystems
A group of only one type of organism is a                .
  1. community.
  2. population.
  3. producer.
  4. consumer.
Grade 8 Communities, Populations, and Ecosystems
What refers to a community of organisms, along with their nonliving, abiotic environment?
  1. ecosystem
  2. geology
  3. model
  4. astronomy
Grade 9 Communities, Populations, and Ecosystems
Every member of the same species that inhabits a region makes up a
  1. community.
  2. habitat.
  3. ecosystem.
  4. population.
Grade 3 Communities, Populations, and Ecosystems
Each ecosystem has places for plants and animals to live. Animals homes are called
  1. environments.
  2. habitats.
  3. houses.
  4. deserts.
Grade 4 Communities, Populations, and Ecosystems
Everything that surrounds and affects an animal, including living and nonliving things, is
  1. climate.
  2. environment.
  3. shelter.
  4. oxygen.
Grade 7 Communities, Populations, and Ecosystems
What is the study of how living things interact with each other?
  1. zoology
  2. habitatism
  3. ecology
  4. eco-studies
Grade 6 Communities, Populations, and Ecosystems
A biologist studying interactions between an animal species and its environment is studying biology at what level?
  1. ecosystem
  2. cell
  3. organism
  4. biosphere
Grade 8 Communities, Populations, and Ecosystems
A(n)                 is all the populations of different species that live in an ecosystem.
  1. organism
  2. community
  3. habitat
  4. ecology
Grade 9 Communities, Populations, and Ecosystems
A stable ecosystem is made up of a wide range of microorganisms, plants, and animals.
  1. True
  2. False
Grade 9 Communities, Populations, and Ecosystems
The number of births, deaths, and individuals that enter or leave a town are three factors that can affect                .
  1. geographics
  2. immigration
  3. population size
  4. range
Grade 7 Communities, Populations, and Ecosystems
The study of large-scale interactions in natural communities is
  1. genetics.
  2. ecology.
  3. biology.
Grade 3 Communities, Populations, and Ecosystems
Which statement is a good description of the HABITAT of an alligator?
  1. Alligators live in the desert.
  2. Alligators live on the bottom of a pond and come on land when it is sunny and warm.
  3. Alligators eat fish, birds, and other small animals.
  4. Alligators have scales on their skin for protection.
Grade 7 Communities, Populations, and Ecosystems
What is a limiting factor?
  1. any part of the living environment that influences whether or not an organism survives
  2. any part of the living and nonliving environment that influences whether or not an organism survives
  3. any part of the nonliving environment that influences whether or not an organism survives
  4. a mountain, ocean, river, or other landform that blocks an organism from moving to another ecosystem
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