Human Effects On Nature

What is it called when one orgainism relies on another to survive?

• competition

• disagreement

• attacking

• interdependency

What will cause water pollution?

• Swimming in a pool

• Riding a motor boat

• Paddling in a canoe

• Playing in a sprinkler

If a wooded area is cleared to plant corn, what will happen?

• The air will become polluted

• Underground streams will get polluted.

• Animal habitats will be destroyed.

• Weather patterns will change.

A flood will most likely cause-

• the ground to shake

• a bird to loose its nest

• smoke in the air

• a potato crop to be ruined

All of these are natural events except ..

• pollution

• tornado

• hurricane

• flood

What will happen if you spray insecticides to kill insects?

• Birds may not have enough food.

• Bird feeders will not be needed.

• There will not be a change.

• All plants and grass will die.