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Third Grade (Grade 3) Conservation and Biodiversity Questions

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Grade 3 Conservation and Biodiversity
Waste products that damage an ecosystem are called             pollution            .
Grade 3 Conservation and Biodiversity
Species that are in danger of being extinct are called                .
  1. endangered
  2. threatened
  3. fossilized
Grade 3 Conservation and Biodiversity
An organism is                when there are only a few living members of its kind left.
  1. extinct
  2. endangered
  3. migrating
  4. adapting
Grade 3 Conservation and Biodiversity
When a plant or animal organism is gone forever it is called                .
  1. extinct
  2. endangered
  3. threatened
  4. fossilized
Grade 3 Conservation and Biodiversity
To keep alive or in existence:
  1. Archaeology
  2. Fossilization
  3. Preserve
Grade 3 Conservation and Biodiversity
Instead of killing animals for their ivory or horns, what should we do instead?
  1. Make laws that protect them.
  2. Create habitats where they are protected
  3. Both A and B
Grade 3 Conservation and Biodiversity
When forests are torn down, this is called                .
  1. biforestation
  2. deforestation
  3. reforestation
Grade 3 Conservation and Biodiversity
When we cut down trees or drain wetlands, we do what to the habitats of many living things?
  1. help
  2. destroy
  3. build
  4. plant
Grade 3 Conservation and Biodiversity
A habitat includes both living and nonliving things.
  1. True
  2. False
Grade 3 Conservation and Biodiversity
A living thing is           extinct          when no more of its kind are alive.
Grade 3 Conservation and Biodiversity
Why should man not kill animals for personal profit?
  1. They can become extinct.
  2. It would destroy a food chain.
  3. Both A and B.
Grade 3 Conservation and Biodiversity
Which of the following are conditions that would threaten animal survival?
  1. Water
  2. Food
  3. Shelter
  4. Tree cutting
  5. Air
Grade 3 Conservation and Biodiversity
When trees are planted to replace a forest, this is called                .
  1. biforestation
  2. deforestation
  3. reforestation
Grade 3 Conservation and Biodiversity
                means a species that no longer exists because it died out.
  1. Dead
  2. Extinct
  3. Expired
  4. Lost
Grade 3 Conservation and Biodiversity
What might happen if prairie dogs become extinct?
Grade 3 Conservation and Biodiversity
How does the building of new homes and roads by humans affect the plants and animals that live in that are?
What might happen if larger animals live there?
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