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Fourth Grade (Grade 4) Food Chains and Webs Questions

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Grade 4 Food Chains and Webs
Which best describes the role of the organism in an ecosystem?
Pictograph - Larva
  1. producer
  2. primary consumer
  3. secondary consumer
  4. tertiary consumer
Grade 4 Food Chains and Webs
A group of food chains that overlap is a(n)
  1. food web.
  2. energy.
  3. erosion.
  4. dormancy.
Grade 4 Food Chains and Webs
A consumer is an organism that
  1. produces its own food.
  2. eats plants or other animals.
  3. must be a plant.
Grade 4 Food Chains and Webs
A                 links together many food chains.
  1. consumer
  2. population
  3. food web
Grade 4 Food Chains and Webs
What shows how food chains are related?
  1. food web
  2. food chain
  3. population
  4. consumer
Grade 4 Food Chains and Webs
A                 shows the movement of food energy in a sequence of living things.
  1. food web
  2. niche
  3. food chain
  4. prey
Grade 4 Food Chains and Webs
A system of multiple food chains is a food web.
  1. True
  2. False
Grade 4 Food Chains and Webs
A producer                 food.
  1. makes
  2. stirs
  3. heats up
  4. destroys
Grade 4 Food Chains and Webs
Which living thing is a decomposer?
  1. mushroom
  2. octopus
  3. ant
  4. rose bush
Grade 4 Food Chains and Webs
An animal that eats only other animals is a(n)                .
  1. consumer.
  2. herbivore.
  3. carnivore.
  4. omnivore.
Grade 4 Food Chains and Webs
Earthworms, beetles, and fungi are examples of
  1. producers.
  2. consumers.
  3. predators.
  4. decomposers.
Grade 4 Food Chains and Webs
Which type of organism eats only meat?
  1. omnivore
  2. herbivore
  3. carnivore
  4. predator
Grade 4 Food Chains and Webs
Most food chains start with plants and photosynthesis.
  1. True
  2. False
Grade 4 Food Chains and Webs
Decomposers break down wastes into                , which become part of the soil.
  1. algae
  2. protons
  3. nutrients
  4. habitats
Grade 4 Food Chains and Webs
Several food chains that overlap form a
  1. spider web.
  2. tangled mess.
  3. niche.
  4. food web.
Grade 4 Food Chains and Webs
A missing link in a food chain would cause the organism that eats the link to                 in population.
  1. increase
  2. decrease
  3. maintain
Grade 4 Food Chains and Webs
What are the primary consumers of an ecosystem?
  1. omnivores
  2. insectivores
  3. herbivores
  4. carnivores
Grade 4 Food Chains and Webs
Which is a producer?
  1. fox
  2. chicken
  3. fungus
  4. grass
Grade 4 Food Chains and Webs
Which is a consumer?
  1. cow
  2. grass
  3. mushroom
  4. peach tree
Grade 4 Food Chains and Webs
                break down dead plant and animal tissue, bringing back to the soil the nutrients they need.
  1. Predators
  2. Decomposers
  3. Omnivores
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