Ecology 3

Movements of ocean water in a continuous flow are called?

• ocean currents
• global winds
• air mass
• front

As you go deeper in the ocean, the water is colder and less salty.

• True
• False

Water that is found underground in the cracks and spaces in soil, sand and rock is called:

• Groundwater

• River

• Surface water

• Snow

A natural, underground area where large quantities of groundwater fill the spaces between rocks is a/an:

• ocean

• river

• aquifer

True/false: Almost everything that happens on land, has an impact on surface water and groundwater.

• true

• false

Runoff picks up whatever is on the ground including

• fertilizer and pesticides

• household chemicals and soap from washing cars

• chemicals from factories

• oil

• all the above

How can you help reduce water pollution?

• Use less fertilizer and pesticides

• Take paint, cleaners, and old medication to safe disposal sites

• Clean up pet waste and litter

• All the above

The heart is a part of the:

• Nervous System

• Circulatory System

• Digestive System

• Respiratory System

This system changes food by breaking it down into tiny particles. What is this system called?

• Nervous System

• Circulatory System

• Digestive System

• Respiratory System

The skin, hair and nails are part of which body system?

• SKELETAL
• MUSCULAR
• DIGESTIVE
• INTEGUMENTARY