Unit 2 Exam: Human Impact on the Environment: Beat the Teacher

What is one way to save the rainforest?

• Calculating how much money could be made by selling animals to zoos across the world.

• Farm it.

• Calculating their value environmentally.

• Turn it into a theme park.

Ecosystem Services include: filtering water, ___________________________, and producing the food we

• sucking carbon dioxide out of the air

• producing carbon dioxide for our lungs

• producing carbon monoxide in order to live

• sucking oxygen out of the air

Each animal is needed in the forest for all of the following EXCEPT _________________________.

• to keep the water clean

• to disperse seeds

• to pollinate plants

• to keep herbivores in check

The two (2) main biological features of a habitat are food availability and ______________________________.

• the people that fix the food

• food preparation

• food processing

• predator-prey relationships

An ecosystem is:

• a community project that includes organisms that live in that community.

• a system of Ecos.

• a community of Ewoks living together in balance with each other.

• a community of organisms living in balance with each other.

What is the term that refers to an organism that moves into a new area and tends to "take over?"

• niche species

• invasive species

• natural species

• communistic species

__________________________ affect change in the ecosystem that they invade.

• Invasive species

• Invaders of Space

• Abrasive species

• Yoshi species

Which type of human impact is shown in the picture below?

• Desertification

• Deforestation

• Urban sprawl

• Land pollution

Reforestation is the planting of trees that have been cut down by loggers and builders. One benefit of reforestation is restoring lost trees, which future generations can use for their wood. Which claim could be made about how reforestation could benefit a community?

• It limits the space available for building homes and business

• It decreases the chances of a forest fire spreading near people’s homes because of new tree growth

• It decreases the land available for growing crops and raising livestock

• It rebuilds forests, which provide shelter to animals, plants and other resources

How have pests, especially insects, overcome pesticides so fast?

• Insects have decided they just are going to take it anymore!

• They haven't... it's just a myth.

• Rapidly moving into new countries.

• Rapidly evolving resistance to pesticides.