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Conservation and Biodiversity Questions - All Grades

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Grade 11 Conservation and Biodiversity
What is the definition of biodiversity?
  1. the study of biology in the jungles
  2. the study of biology in a university
  3. the variety of species in the environment
  4. biochemicals in the field of science
Grade 6 Conservation and Biodiversity
The vast majority of extinctions are the result of
  1. habitat loss.
  2. temperature change.
  3. natural disasters.
  4. humans.
Grade 10 Conservation and Biodiversity
Which factor is the greatest threat to plant species?
  1. habitat destruction
  2. lack of pollinators
  3. lack of nitrogen compounds
  4. misunderstanding of plant life cycles
Grade 10 Conservation and Biodiversity
Which factor can influence biodiversity in an ecosystem?
  1. temperature
  2. limited food and water
  3. lack of habitats
  4. all of the above
  5. none of the above
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 4 Conservation and Biodiversity
How can people ruin habitats? (Select all that apply.)
  1. kill plants or animals
  2. pollute
  3. plant new trees
  4. build fences to keep animals off roads
Grade 6 Conservation and Biodiversity
Which effect of drought is likely to lead to the extinction of a species of grazing animals?
  1. reduced prey populations
  2. increased volcanic activity
  3. decreased plant growth
  4. increased predator populations
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 9 Conservation and Biodiversity
Over the last few hundreds of years, the number of extinct species on Earth has
  1. decreased slightly.
  2. decreased dramatically.
  3. increased dramatically.
  4. increased slightly.
Grade 10 Conservation and Biodiversity
What is considered any material that is added to an environment that harms the living organisms?
  1. biotic factor
  2. abiotic factor
  3. pollution
  4. nitrogen fixation
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 11 Conservation and Biodiversity
What is a mass extinction?
  1. rapid increase in biodiversity
  2. result of an exotic species
  3. disappearance of many species in a short period of time
  4. benefit to the environment
Grade 9 Conservation and Biodiversity
The number of distinct species in a region is known as its
  1. climate.
  2. habitat fragmentation.
  3. biodiversity.
  4. niche diversity.
Grade 4 Conservation and Biodiversity
What does endangered mean?
  1. alive
  2. in danger of dying off
  3. caution
  4. help
Grade 10 Conservation and Biodiversity
Introduced species are a factor that threatens biodiversity.
  1. True
  2. False
Grade 9 Conservation and Biodiversity
National parks, such as Zion National Park, help to foster                     .
  1. habitat preservation
  2. captive breeding
  3. poaching
  4. habitat destruction
Grade 10 Conservation and Biodiversity
Which phrase describes the term biodiversity?
  1. the animals that live in an area
  2. species that have become extinct
  3. species that look different from one another
  4. the number and variety of species that live in an area
Grade 5 Conservation and Biodiversity
Endangered species can be caused by
  1. hunting.
  2. destruction of habitat.
  3. both a and b
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