7th Science- Protecting Earth

7th Science- Protecting Earth

Multiple Choice

What is conservation?

• Wise use of natural resources

• Using up the available resources

• Monitoring use of natural resources

• Turning off lights when we are not using them

Multiple Choice

What is stewardship?

• A person who brings you food on an airplane

• Responsible management of human interactions

• Supervising students in a school

• Careful and responsible management of a resources

Preserve Water Resources

• Conserving water- reduce water usage

• Water stewardship- keeping water clean

Multiple Choice

Which of the following is NOT a way to conserve water?

• Turn water off when brushing teeth.
• Run washing machine when full.
• Run dishwasher when full.
• Take longer showers.

Multiple Choice

Which of the following is an example of recycling ( using a resource more than one time)?

• Check for leaks in pipes and repair them.
• Collect water used to warm up showers and use it to water plants.
• Water at night to reduce evaporation.
• Run washing machine and dishwasher only when full.

Multiple Choice

Which of the following is an example of conserving (using less of a resource)?

• Collect water from warming up the shower to water plants.
• Recycle your plastics, glass, and metals.
• Shorten your showers by 1 minute.
• Reuse sink water to wash the car tires.

Multiple Choice

Which of the following is a way to conserve water?

• Turn the faucet off when you brush your teeth.
• Water the lawn during the day.
• Let leaky faucets drip.
• Take baths instead of showers.

Multiple Choice

Finding dead fish in a body of water is an indicator of eutrophication. This means...

• There are not enough nutrients in the water

• The flow rate of water has increased

• There is an excess of nutrients in the water

• There was too much oxygen in the water

Multiple Choice

Which of the following is a way of conserving water?

• Leave the tap running while brushing teeth
• Use a hose to wash the car
• Use the washing machine at full load
• Leave the shower running while soaping

Multiple Choice

An underground water supply is...

• erosion

• river

• water shed

• aquifer

Preserve Land Resources

• Preservation - Protecting land from being damaged or changed

• Reforestation- planting trees to reestablish forestland

• Reclamation- damaged land is returned to nearly condition before damage

Multiple Choice

The planting of trees.

• deforestation
• reforestation
• desalinization
• desertification

Multiple Choice

Long-term loss of plant life and soil fertility.

• crop rotation
• desalinization
• desertification
• deforestation

Multiple Choice

What is reclamation?

• The concept that items can be used again.

• Nitric and sulfuric acid condensing into clouds and falling to Earth.

• The process of restoring a damaged ecosystem.

Preserve Land Resources

• Reduce Urban Sprawl

• Recycle- recovering valuable materials from waste or scrap

• Soil Conservation - protects soil from erosion or degradation

Multiple Choice

Which term means to recover a resource from an item and use it to make a new item?

• Reduce

• Reuse

• Recycle

Multiple Choice

Which of the following is a way that farmers conserve soil in a windy area?

• Terracing
• Crop rotation
• Plant trees as wind barriers
• Contour plowing

Multiple Choice

Many uses of land, including logging, mining, and farming, expose the soil, which can lead to

• erosion.
• nutrient depletion.
• crop rotation.
• development.

Reduce air pollution

• Energy Conservation- reduce our energy use

• Technology- Develop energy resources that produce little to no air pollution

• Laws- Governments pass laws to reduce air pollution

Multiple Choice

Which of the following is an example of a direct cause of air pollution?

• Leaving your trash on the ground.

• Vehicles and machines that use fossil fuels to run.

• Acid rain.

Multiple Choice

Pollution caused by a coal factory most directly affects the...

• ocean

• soil

• atmosphere

• groundwater

Multiple Choice

What is the only example of Non-point source pollution below?

• Emissions from the exhaust pipes of everyone's cars.
• A leaky city sewer pipe.
• A factory dumping hazardous waste.
• Litter from pedestrians.

Multiple Choice

Taking care of natural resources like water, or soil...

• infiltration

• point source pollution

• conservation

• erosion

Multiple Choice

What is Stewardship?

• Protect the earths Resources

• Such as an organization or property.

• the job of supervising or taking care of something,