Biodiversity

Which habitat exhibits the greatest biodiversity?

• A habitat with 15 different species with about 300 individuals each
• A habitat with 10 different species with about 75 individuals each
• A habitat with 4 different species with about 150 individuals each
• A habitat with only one species with about 2000 individual

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What is the MOST likely consequence if we converted the grass to cropland in this WOODLAND ECOSYSTEM?

• Only the rabbits would be affected, because they are the ones who eat the grass.
• The blueberry bush would begin to grow wild, because it would have more space to grow.
• Nothing would happen; the animals would eat something else.
• The ecosystem would most likely be disrupted, because the grass is one of its primary producers

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How can we prevent our ocean fisheries from declining?

• Stop overharvesting by catching a small amount of fish over a long period of time.

• Stop overharvesting by catching a large amount of fish one time.

• Catch the larger fish.

• Eat sushi for every meal.

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How can humans best help an endangered species avoid extinction?

• they can feed the animals
• they can put the animals in a zoo
• they can protect the animal’s habitat
• they can take the animal to new habitats

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Which of the following describes the importance of biodiversity to an ecosystem? Select all that apply.

• People like to be able to see all the different plants and animals

• Ecosystems are more resilient to change or disturbance when there is higher biodiversity.

• Provides more stability to the ecosystem.

• Biodiversity can help minimize the effects of losing a species.

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In what way are humans most impacting the biodiversity of ecosystems around the world?

• We are putting too many organisms in zoos or keeping them as pets

• We are increasing biodiversity by breeding new species

• We are destroying the habitats of a large number of species

• Recreational hunting

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Biodiversity includes 3 components, Ecosystem Diversity, Species Diversity and Genetic Diversity

• True
• False

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Species that are clearly critical to the functioning of an ecosystem are known as

• biodiversity

• keystone species

• main species

• native species

What term describes the positive benefits that wildlife or ecosystems provides to people?

• ecosystem services
• ecosystem
• biodiversity

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NGSS.MS-LS2-5

What kind of environmental factors influence biodiversity?

• Warm temperatures, consistent rainfall and located near the equator

• Cold temperatures, high rainfall, near the poles

• Warm temperatures, low rainfall and located on high elevation mountain tops

• Sandy bottoms of the open ocean

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