Humans and the Environment Quiz

What are the abiotic resources that humans need from ecosystems?

• Water, air, and sunlight

• Soil and water

• Plants and animals

• Minerals and rocks

What are biotic resources humans that need from ecosystems?

• Soil and water

• Minerals and rocks

• Plants and animals

• Water, air, and sunlight

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Identify organisms that would be most affected by an oil spill in the water.

• Mammals and amphibians

• Plants and trees

• Insects and reptiles

• Fish and birds

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Write 2 ways that technologies in the picture affect the environment.

• Improve air and water quality

• Increase pollution and deforestation

• Reduce greenhouse gas emissions and promote sustainability

• Enhance biodiversity and protect natural habitats

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Rainforests around the world are being cleared at an alarming rate to make room for new communities, agriculture, mining, and roads, and to provide lumber for construction and furniture.

How might the destruction of rainforests affect the balance of gases in Earth's atmosphere?

• by increasing carbon dioxide and decreasing oxygen

• by increasing carbon dioxide and increasing oxygen

• by decreasing carbon dioxide and increasing oxygen

• by decreasing carbon dioxide and decreasing oxygen

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The process of a species disappearing forever

• biosphere

• natural habitat

• extinction

• population

• species

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When contaminants are picked up by runoff, the effects can be harmful because the water that living organisms depend on becomes __________.

• polluted

• extinction

• positive

• increase

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What is primary succession?

• The growth of plants and animals after a disturbance

• The process of organisms in an ecological community over time

• The colonization of a new area without any soil

• The increase in biodiversity in an ecological community

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What is secondary succession?

• The colonization of a new area without any soil

• The process of organisms in an ecological community over time

• The growth of plants and animals after a disturbance

• The increase in biodiversity in an ecological community

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A population of small fish and a population of small squids eat the same type of krill (a type of plant) in the same ecosystem. Krill is the main source of food for both the fish and squid. If the squid grows faster than the fish population, what will most likely happen to the fish population? 

• The fish population will stay the same size. 
• The fish population will start to grow faster. 
• The fish population will get smaller or even die out. 
• The fish population will start to eat more krill than the squids. 

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