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Fifth Grade (Grade 5) Conservation and Biodiversity Questions

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Grade 5 Conservation and Biodiversity
Maintaining biodiversity is important because biodiversity
  1. uses resources.
  2. destroys habitats.
  3. uses up land.
  4. helps the environment.
Grade 5 Conservation and Biodiversity
Which situation does not maintain biodiversity?
  1. growing a variety of plants on a farm
  2. protecting all the species in an ecosystem
  3. protecting the habitats in an ecosystem
  4. removing an important predator from the ecosystem
Grade 5 Conservation and Biodiversity
When an animal becomes extinct, the ecosystem becomes
  1. wild.
  2. weak.
  3. unbalanced.
  4. balanced.
Grade 5 Conservation and Biodiversity
What is the most important reason endangered species should be protected?
  1. People pay a lot of money to visit zoos and see endangered animals.
  2. Protecting endangered species removes pollution from the environment.
  3. Endangered species are viewed as unique by the people in the community.
  4. When any endangered species dies, it affects other animals within the ecosystem.
Grade 5 Conservation and Biodiversity
A predator hunts its prey.
  1. True
  2. False
Grade 5 Conservation and Biodiversity
Biodiversity can be maintained by protecting
  1. crops.
  2. habitats.
  3. factories.
Grade 5 Conservation and Biodiversity
What term labels an organism or species in danger of becoming extinct, but not immediately?
  1. threatened
  2. endangered
  3. near extinct
  4. disappearing
Grade 5 Conservation and Biodiversity
Something that adds harmful substances to Earth's land, water, or air is a(n)
  1. decomposer.
  2. pollutant.
  3. biome.
  4. atmosphere.
Grade 5 Conservation and Biodiversity
A species whose numbers are so few, or are declining so quickly that the animal, plant, or other organism may soon become extinct is
  1. extinct.
  2. threatened.
  3. lost.
  4. endangered.
Grade 5 Conservation and Biodiversity
What is a possible outcome when one or more components of an animal's habitat goes missing?
  1. The animal might die.
  2. The animal might migrate to a new habitat.
  3. The animal might adapt to the change.
  4. All of the above
Grade 5 Conservation and Biodiversity
Destroying the habitats of animals has                 effect on the environment.
  1. a positive
  2. a negative
  3. no
Grade 5 Conservation and Biodiversity
Diversity is important in animal populations because
  1. the varying characteristics of the members in the population help them get along with one another.
  2. the different traits in the animals help the population survive environmental changes.
  3. it makes the animals more attractive to each other for breeding and continuing the population.
Grade 5 Conservation and Biodiversity
The first plants to invade a bare area are
  1. succession plants.
  2. the climax community.
  3. triads.
  4. pioneer plants.
Grade 5 Conservation and Biodiversity
Invasive species can make it more difficult for native organisms to survive in a habitat.
  1. True
  2. False
Grade 5 Conservation and Biodiversity
Endangered species can be caused by
  1. hunting.
  2. destruction of habitat.
  3. both a and b
Grade 5 Conservation and Biodiversity
Why do some exotic animal species harm the native species?
  1. They cannot build nests.
  2. They do not have predators.
  3. They do not have prey.
  4. They cannot find food.
Grade 5 Conservation and Biodiversity
What is the main cause of a large number of species becoming extinct today?
  1. air pollution
  2. strip mining
  3. climate change
  4. habitat destruction
Grade 5 Conservation and Biodiversity
What could cause a species to be classified as threatened?
  1. hunting
  2. destruction of habitat
  3. both a and b
Grade 5 Conservation and Biodiversity
When a hawk's habitat is destroyed, it will
  1. go underground.
  2. go somewhere else.
  3. ask for more trees.
  4. sleep in your house.
Grade 5 Conservation and Biodiversity
What are reasons for population decline?
  1. hunting, unsupervised campfires, construction
  2. bears, deer, fish, and predators
  3. plant, tree, and algae overgrowth
  4. none of the above
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