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Ocean Pollution

Total questions: 25

Worksheet time: 25mins

Name
Class
Date
1.

what is water pollution?

a)

It is going to the beach and having fun with your friends.

b)

it is when you drink water.

c)

it is swimming in clean water.

d)

It is when waste, chemicals is harmful to the fish and animals that need the water to survive.

2.

what cause water pollution?

a)

chips,cool drinks, sweets.

b)

littering, chemicals, oils.

3.

Who pollutes the ocean the most?

a)

Marine Animals

b)

Humans

c)

Land Animals

4.

What is one source of pollution?

a)

Runoffs

b)

Sewers

c)

Dumping

5.

Why is plastic trash harmful to marine animals?

a)

Plastic trash breaks down too quickly.

b)

Animals get tangled in plastic trash and can strangle.

c)

Plastic trash is salty.

d)

Plastic trash floats and blocks sunlight.

6.

Two ways you can help prevent ocean pollution is

a)

recycle and help clean up streets, parks and beaches

b)

recycle and throw away your trash in the ocean

c)

Pour chemicals and poisons in the ocean

7.

Algal blooms usually occur when nutrients increase in the

a)

air.

b)

water.

c)

soil.

8.

What are the tiny pieces of plastic that break down into the ocean called?

a)

Algae Blooms

b)

Toxic Chemicals

c)

Microplastics

d)

Fertilizer

9.

Which sea animals mistakes plastic bags for food? Check all that apply.

a)

Deer

b)

Sea Turtle

c)

Jellyfish

d)

Dog

10.

Most garbage pollution consists of _____.

a)

paper products

b)

wooden products

c)

plastic products

d)

metallic products

11.

Petroleum is commonly referred to as "______".

a)

paper products

b)

poisoned water

c)

sewage

d)

oil

12.

Tanker ships sometimes lose their oil cargo at sea. This leak is called a(n) _____.

a)

oil slick

b)

petroleum streak

c)

gas spill

d)

surface puddle

13.

Sewage may contain an abundance of nitrates and phosphates, which causes ______.

a)

algae blooms, which lead to large scale fish kills

b)

severe temperature change in the water

c)

species of sea life to morph into a different species

d)

super powers in some sea life species

14.

What is the result of an algae bloom, once the algae starts to die?

a)

Oxygen is added to the water in large amounts.

b)

It attracts large amounts of sharks.

c)

It causes an increase in ocean current.

d)

The surrounding water is depleted of oxygen.

15.

Runoff from farm fields that may contain fertilizer, is considered to be _____ pollution.

a)

agricultural

b)

garbage

c)

industrial

d)

topical

16.

What do we call an enormous boat that transports millions of gallons of oil?

a)

Tank

b)

Supertanker

c)

Boat

d)

Tugboat

17.

What is one result of an oil spill?

a)

An oil rig may explode

b)

Fishermen may make more money

c)

Homes for animals may be destroyed

d)

People may use more wind energy

18.

Where was the BP Oil SPill?

a)

Gulf Of Mexico

b)

Arctic Ocean

c)

Mediterranean Sea

d)

Northern Pacific Ocean

19.

How much oil escaped each day? (Peak according to U.S. government officials)

a)

60,000 barrels per day

b)

1,000 barrels per day

c)

58 barrels per day

d)

56,300 barrels per day

20.

Why is plastic dangerous for animals?

a)

They can be trapped in plastic things.

b)

They can choke (zakrztusić się) with small plastic pieces and die.

c)

They can eat plastic which fills their stomaches and they die of starvation because they don't feel hungry.

d)

Plastic is not so dangerous for animals.

21.

How can we help to reduce plastic pollution?

a)

We should use paper/cloth bags.

b)

We should use less plastic.

c)

We should refill our drinking bottles not buy new ones.

d)

We should avoid (unikać) plastic or styrofoam containers.

e)

All answers are correct.

22.

What do scientists call plastics when they break down into tiny pieces?

a)

Microtrash

b)

Microplastics

c)

Microparticles

d)

Macroplastics

23.

How does plastic trash cause marine life and sea birds to starve?

a)

They mistake plastic for food, which clogs their stomachs and doesn't leave any room for real food.

b)

Plastic takes up space in the water so marine animals have no place to live.

c)

The plastic in the ocean is so dense that the marine life cannot find food easily.

d)

Plastic doesn't cause marine life or sea bird to starve: they're smart enough to know the difference between plastic and food.

24.

According to the article, humans are also ingesting plastic that has ended up in the ocean. How is this possible.

a)

The tiny plastic particles in the ocean end up coming through the faucets in our sinks once the salt water is converted to fresh water.

b)

The fish in the ocean eat the plastics and humans eat the fish, causing the toxic chemicals from the plastics to spread from the fish to humans.

c)

Humans are mistaking plastics in the ocean for food just as the marine life and sea birds are.

d)

All of the above.

25.

Why is plastic used so extensively?

a)

Because it is durable

b)

Because it is strong

c)

Because it is cheap

d)

All of the above