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Fourth Grade (Grade 4) Biology Questions

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Grade 4 Biotic and Abiotic
An environment's biotic and abiotic factors interact to make a(n)                .
  1. habitat.
  2. ecosystem.
  3. niche.
  4. resource.
Grade 4 Food Chains and Webs
Animals that help break down the dead organisms that fall to the ground are                .
  1. producers.
  2. consumers.
  3. decomposers.
  4. scavengers.
Grade 4 Biotic and Abiotic
Which of the following should replace the question mark below?

Biotic factors - pine trees, squirrels, bacteria
Abiotic factors - light, water, ?
  1. soil
  2. ferns
  3. worms
  4. cacti
Grade 4 Communities, Populations, and Ecosystems
Several species living and interacting with other species in an ecosystem is a(n)                .
  1. population.
  2. community.
  3. environment.
  4. ecosystem.
Grade 4 Adaptations and Behavior
A trait that helps a living thing survive in its environment is a(n)                .
  1. adaptation
  2. extinction
  3. life cycle
  4. strategy
Grade 4 Food Chains and Webs
An animal that eats only plants or producers is a(n)                .
  1. consumer.
  2. herbivore.
  3. carnivore.
  4. omnivore.
Grade 4 Communities, Populations, and Ecosystems
What is an ecosystem?
  1. place where animals go eat.
  2. place where animals go to graze.
  3. community of plants and animals and the physical environment in which they live.
Grade 4 Food Chains and Webs
An animal that eats both plants and animals is a(n)
  1. herbivore.
  2. carnivore.
  3. dinosaur.
  4. omnivore.
Grade 4 Communities, Populations, and Ecosystems
A living thing's home is its
  1. trait.
  2. habitat.
  3. soil.
  4. food web.
Grade 4 Communities, Populations, and Ecosystems
What is the role of an organism within its environment?
  1. factor
  2. ecosystem
  3. accommodation
  4. niche
Grade 4 Adaptations and Behavior
An inactive state during which the normal body activities slow down for an extended period of time is called                .
  1. adaptation
  2. hibernation
  3. instinct
  4. migration
Grade 4 Food Chains and Webs
The way food passes from one organism to another organism in a community is a
  1. prey.
  2. predator.
  3. producer.
  4. food chain.
Grade 4 Adaptations and Behavior
Bird Beak - BuzzardBird Beak - Curlew
Different types of bird beaks are an example of
  1. food webs.
  2. weathering.
  3. learned behaviors.
  4. physical adaptations.
Grade 4 Communities, Populations, and Ecosystems
For an insect, the space under a rock is likely its                .
  1. population.
  2. niche.
  3. food source.
  4. habitat.
Grade 4 Communities, Populations, and Ecosystems
The                 is defined as where an animal lives.
  1. biome
  2. habitat
  3. ecosystem
Grade 4 Adaptations and Behavior
The movement of an animal from one place to another as the seasons change is
  1. pollination.
  2. migration.
  3. hibernation.
  4. decomposition.
Grade 4 Respiration, Digestion, and Excretion
Food gives us
  1. energy.
  2. sunlight.
  3. oxygen.
  4. all of the above
Grade 4 Anatomical Organization
When several organs work together carrying on life functions, they form a(n)                .
  1. organism
  2. organ
  3. system
  4. organ system
Grade 4 Biomes
One ecosystem is different from another by its kinds and amounts of
  1. soil, water, buildings, and humans.
  2. carbon dioxide, oxygen, water, and soil.
  3. animals, oxygen, plant life, and pollution.
  4. sunlight, rainfall, temperature, and species types.
Grade 4 Biotic and Abiotic
Which of the following best describes the types of things that make up an ecosystem?
  1. all living and nonliving things
  2. only living things
  3. humans and animals
  4. plants only
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