Test 6A

Reclamation is ...

• the process of getting rid of pollution in an area

• the process of replanting trees

• the process of restoring land disturbed by mining

• the process of changing an areas vegetation

Reforestation ...

• involves planting trees to replace ones that have been removed

• involves cutting down trees in a select area

• involves monitoring the trees in an area

• involves control over trees in an endangered animal's habitat

Choose all that apply. What do we use land for?

• Agriculture

• Urbanization

• Mining

• Breathing

• Landfill

What are some positive actions of human activity? Choose all that apply.

• reducing, reusing, recycling, and composting

• creation of green spaces

• pollute the land

• reforestation and reclamation

How do landfills effect the environment?

• Landfills cause fish to be poisoned and die.
• Landfills support plant growth and healthy soil.
• Landfills cause smog in the air.
• Landfills cause chemicals from trash to absorb into the soil and harm plants.

Cutting down trees near water causes _____________.

• excess nutrients to end up in the ocean

• fertilizer to end up in the ocean

• excess sediments to end up in the ocean

• algae to grow quickly

Pick all the choices that will help minimize human impact on water.

• properly dispose of harmful chemicals

• recycle

• use less water

• volunteer to help clean up litter

• use less plastic

Choose all the examples that are solid waste.

• plastic bottles

• oil

• liquid soap

• glass

The rapid growth of a population of algae in either a freshwater or saltwater environment is call a(n)

• red tide

• algal bloom

• protozoan

Look at the graph below. What is the main source of ocean pollution?

• dumping trash into the ocean

• airborne pollutants

• runoff from land

• offshore mining