Science Quizzzs

Our Planet is made up of % of water

• 70

• 7

• 20

• 90

How many gallons of water is on Earth

• 360 trillion

• 100 billion

• 16 million

• 5 trillion

How much Garbage is dumped into the ocean?

• 7 thousand pounds

• 14 billion pounds

• 30 trillion pounds

• 18 million

90% of the floating garbage in the ocean is

• fish

• wood

• metals

• plastics

Has huge economic social and environmental impacts

• air pollution

• Oil spills

• causes water contamination

• deforestation

Fertilizers that runoff from farms and lawns is a huge problem for coastal areas. The extra nutrients cause

• increased water salinity

• Eutrophication

• Algal Blooms

• Reduced Oxygen levels

the addition of artificial or natural substances, such as nitrates and phosphates, through fertilizers or sewage, to an aquatic system

• Photosynthesis

• Eutrophication

• Pollution

• Decomposition

Chemicals accumulate in organisms, becoming concentrated in their bodies  and in the surrounding water or soil This process is called

• Bioaccumulation

• Bioavailability

• Biodegradation

• Biomagnification

The biggest garbage dump is the size of

• California

• Texas

• Alaska

• Florida

Plastic is not

• Compostable

• Recyclable

• Biodegradable

• Reusable