Science Unit Post Assessment Review

The picture shows litter dumped by humans in the ocean. Which organisms are harmed the most by the litter?

• Sharks that cannot find food because prey hide in the litter.

• Fish that get caught in the netting and wires.

• Turtles that mistake plastic for food.

Fish that cannot swim in a straight line because of the litter.

• Fish that cannot swim in a straight line because of the litter.

• Turtles that cannot surface because they are caught in litter.

• Birds that cannot see the water's bottom because of the litter.

Select four of the following organisms affected by oil spills in the ocean.

• Whales

• Birds

• Dolphins

• Goats

• Fish

Which of the following is NOT an effect of litter on the environment?

• Plants will absorb extra sunlight.

• Groundwater could become polluted.

Animals could swallow harmful materials or get tangled in discarded trash.

• Animals could swallow harmful materials.

• Animals could get tangled in discarded trash.

Areas of Georgia have large human populations. These areas can have a high amount of air pollution. What most likely happens to plants living in these areas with lots of air pollution?

• They grow taller because they get more sunlight.

• They do not get enough sunlight to grow very tall.

• They get the same amount of sunlight as other plants.

• They make their own food from sources other than sunlight.

Describe the action as reducing, reusing, or recycling.

Which way of drinking water uses the least amount of resources?

• A.

• B.

• C.

• D.

The picture shows sea oats on Tybee Island, Georgia. Pick two ways the sea oats help to conserve the shoreline.

• The sea oats keep tides from getting too high.

• The sea oats keep rain from touching the sand.

• The sea oats keep waves from removing the sand.

The sea oats keep wind from blowing away the sand.

• True

• False