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Conservation and Biodiversity Questions - All Grades

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Grade 3 Conservation and Biodiversity
To keep alive or in existence is to
  1. dig.
  2. fossilize.
  3. preserve.
Grade 4 Conservation and Biodiversity
Which animal is an endangered species?
  1. blue whale
  2. dodo bird
  3. giraffe
Grade 11 Conservation and Biodiversity
What is the best example of how to directly improve biodiversity?
  1. Reduce the amount of vegetables we eat.
  2. Reduce the amount of water we drink.
  3. Reduce the use of electricity.
  4. Reduce the use of pesticides as they might do harm to other plants nearby.
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
Grade 10 Conservation and Biodiversity
On Earth, biodiversity generally increases from the
  1. poles to the equator.
  2. equator to the rainforests.
  3. East to the West.
  4. North to the South.
Grade 7 Conservation and Biodiversity
How do laws help endangered animals?
  1. Laws protect animals' habitats.
  2. Laws prevent people from hunting endangered animals.
  3. Laws prevent pollution of water and air.
  4. All of the above
Grade 3 Conservation and Biodiversity
                describes a species that no longer exists because it died out.
  1. Dead
  2. Extinct
  3. Expired
  4. Lost
Grade 8 Conservation and Biodiversity
Biodiversity helps to give us clean water.
  1. True
  2. False
Grade 10 Conservation and Biodiversity
Corals are the building blocks of the oceanic reefs, but they are in danger of late because                                                     .
  1. they are running out of food
  2. they are sensitive to temperature fluctuations
  3. they are eaten by other marine animals
  4. they are losing their reproductive ability gradually
Grade 3 Conservation and Biodiversity
Trees being planted to replace a forest is called
  1. biforestation.
  2. deforestation.
  3. reforestation.
Grade 11 Conservation and Biodiversity
The dodo bird was driven to extinction primarily by                .
  1. habitat loss
  2. overharvesting
  3. pollution
  4. climate change
Grade 7 Conservation and Biodiversity
Which is NOT a threat to the rainforest?
  1. cutting down trees for paper
  2. rainforest reaching carrying capacity
  3. cattle grazing activities
  4. construction of hydroelectric dams
Grade 10 Conservation and Biodiversity
Which term means suitable for drinking?
  1. porosity
  2. aquifer
  3. reservoir
  4. potable
Grade 4 Conservation and Biodiversity
If an erupting volcano kills all the nearby plants, what will the first living organisms to establish themselves probably be?
  1. lichens and mosses
  2. algae and water lilies
  3. grasses
  4. insects
Grade 8 Conservation and Biodiversity
Ecologists measure wildlife populations by                  .
  1. trap-mark-release
  2. biotic potential
  3. carrying capacity
  4. limiting factors
Grade 11 Conservation and Biodiversity
What is the Lacey Act?
  1. It provides protected habitats for a number of threatened species.
  2. It forbids the interstate shipping of illegally harvested plants and animals.
  3. It provides harvesting quotas and prevents overharvesting.
  4. It prevents the wide spread of invasive species to the US.
Grade 6 Conservation and Biodiversity
What are the best examples of a keystone species?
  1. dogs and cats
  2. elephants and giraffes
  3. beavers and prairie dogs
  4. pigs and horses
Grade 11 Conservation and Biodiversity
Which statement about global biodiversity is correct?
  1. Species diversity is decreasing, but genetic diversity is increasing.
  2. Species diversity is decreasing, and genetic diversity is decreasing.
  3. Species diversity is increasing, but genetic diversity is decreasing.
  4. Declines in genetic diversity are occurring in wild plants but not in crop plants.
Grade 9 Conservation and Biodiversity
Which is NOT a potential threat or danger to biodiversity?
  1. exotic species
  2. gene pool diversity
  3. habitat destruction
  4. pollution
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