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Fourth Grade (Grade 4) Conservation and Biodiversity Questions

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Grade 4 Conservation and Biodiversity
If a habitat experiences a serious fire, the available resources will                  .
  1. increase
  2. decrease
  3. not change
  4. disappear forever
Grade 4 Conservation and Biodiversity
Which of these is a cause of habitat destruction?
  1. too many plants
  2. thriving
  3. great weather
  4. pollution
Grade 4 Conservation and Biodiversity
What is diversity in an ecosystem?
  1. one kind of living thing in a ecosystem
  2. number of different kinds of living things in a ecosystem
  3. a group of monkeys
  4. one lily pad in a pond
Grade 4 Conservation and Biodiversity
A species that has more dying in a year than being born is considered                .
  1. extinct
  2. threatened
  3. thriving
  4. endangered
Grade 4 Conservation and Biodiversity
One way people can help increase a species' population is by
  1. planting crops
  2. create preservations and parks
  3. building houses
  4. running
Grade 4 Conservation and Biodiversity
What is the purpose of the AEC act?
  1. to protect the African elephants
  2. to reduce carbon emissions
  3. to stop global warming
  4. to raise awareness of endangered animals
Grade 4 Conservation and Biodiversity
What is one of the causes of endangered species ?
  1. recycling
  2. planting trees
  3. habitat destruction
  4. throwing food out the window of a car
Grade 4 Conservation and Biodiversity
Sometimes scientists may believe an animal has gone extinct, but later realize they were wrong.
  1. True
  2. False
Grade 4 Conservation and Biodiversity
Which of these are most likely to be the first plants in a new ecosystem that has few nutrients?
  1. trees
  2. mosses
  3. flowers
  4. shrubs
Grade 4 Conservation and Biodiversity
Which of these would NOT cause extinction?
  1. Habitat loss
  2. climate change
  3. competition from a non-native species
  4. conservation
Grade 4 Conservation and Biodiversity
Laws against                , or illegal hunting, help prevent extinction of species.
  1. driving
  2. polluting
  3. planting
  4. poaching
Grade 4 Conservation and Biodiversity
If a hurricane were to destroy the habitat for plants along the coast, new plants would grow. This process is called                .
  1. erosion
  2. conservation
  3. plantation
  4. succession
Grade 4 Conservation and Biodiversity
What does extinct species mean?
  1. alive
  2. almost dead
  3. no longer living on earth
  4. endangered
Grade 4 Conservation and Biodiversity
How can people ruin habitats?
  1. Kill plants or animals
  2. Pollute
  3. Plant new trees
  4. Build Fences to keep them off the road
Grade 4 Conservation and Biodiversity
Why are giant panda bears considered a species vulnerable to extinction?
Grade 4 Conservation and Biodiversity
Which of these are extinct?
  1. saber tooth tigers
  2. pandas
  3. squirrels
  4. gorillas
Grade 4 Conservation and Biodiversity
Animals that have a falling population and that are in danger of becoming extinct are said to be              endangered             .
Grade 4 Conservation and Biodiversity
Which of these is an example of an endangered species?
  1. Blue Whale
  2. Dodo Bird
  3. Giraffe
Grade 4 Conservation and Biodiversity
What does endangered mean?
  1. alive
  2. in danger of being dead
  3. caution
  4. help
Grade 4 Conservation and Biodiversity
If a fire destroys a forest, new plants will grow. This process is called
  1. conservation
  2. plantation
  3. erosion
  4. succession
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