Oceans and

Seas

SUMMER TWO

NAME:
CLASS:

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 LESSON ONE: What is an ocean?
Key words:
oceans Pacific Arctic Indian
Atlantic Southern continent

1. What is an ocean? Fill in the gaps.

An ___________ is a huge body of _________ ___________.

water salt ocean

2. Label the seven continents.

Free Vector Maps

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3. Label the 5 oceans.

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 4. Order the continents from largest to smallest.

P_______________________

A______________________

I______________________

S___________________

A__________________

LESSON TWO: Where are the world’s oceans?

Retrieval Practice
1. Which is the largest ocean on earth? Circle your answer.

Arctic Ocean Pacific Ocean Indian Ocean

2. What is the coldest ocean?

Atlantic Ocean Arctic Ocean Southern Ocean

3. Is the Indian ocean named after a country? Yes or No

Key words:
oceans Pacific Arctic Indian
Atlantic Southern continent

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 1. What is a map?

A ______________________ is a __________________________ of an area.

It helps us __________________our way.

find way map
2. Read each type of map, draw a line to match it to the correct map.

Building map

Road map

World map

Countries map

Park map

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 Free Vector Maps

3. Write down 3 continents which surround the Atlantic Ocean.

1. ___________________________________________________

2. ___________________________________________________

3. ___________________________________________________

4. The Southern ocean surrounds which continent?

__________________________________________________________________________

5. Write down 2 continents which surround the Indian Ocean.

1. ___________________________________________________

2. ___________________________________________________

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 6. Circle all the continents
which circle the Arctic
Ocean.

Seas are smaller than oceans.

Seas are usually located where
the land and ocean meet, the
North Sea is an example of this.
Typically seas are enclosed by
land. The Baltic Sea is enclosed
by countries such as Finland,
Lithuania and Poland. The Baltic
Sea does not meet the ocean.

7. Read the text

above. Which sea is
not enclosed by land?

_________________________________

8. Write down a sea

which meets the
ocean.

_________________________________

9. Fill in the diagram below to show the relationship between the land ocean
and sea.

_____________ _____________ _____________

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LESSON THREE: How deep is the ocean?

Retrieval Practice
1. Order the oceans from smallest to largest.

2. In space, earth is not flat like we see on a map. Which

shape represents earth in space? Circle the correct
answer.

3. Which ocean is the largest ocean on earth?

____________________________________________________________

Key words:
layers sunlight midnight deep
v
v
continent abyss trench twilight

1. What is bioluminescence?

Animals which are able to create their own ________________________.

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 1. Write about the 5 layers of the ocean. Draw an animal you could find in that zone.

 _______________________
_________________
 _______________________
_________________
 _______________________
 _______________________
_________________
 _______________________
_________________
 _______________________
 _______________________

_________________  _______________________

 _______________________
 _______________________
_________________
 _______________________
_________________
 _______________________
 _______________________
_________________
 _______________________
_________________
 _______________________

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 LESSON FOUR: Why are oceans so important?

Retrieval Practice
1. How many layers of the ocean are there? _________________

2. What is the first layer of the ocean? Circle the correct answer.

Midnight zone Sunlight zone Twilight zone

3. Which layer of the ocean can I find animals which make their own light?

The _________________ layer.

Key words
habitat oxygen medicine food
transportation weather continent

1. What percentage of earth is covered by

oceans? Underline your answer.

The ocean is so large that much of it is

unexplored. Hundreds and thousands of
species live under the sea and a lot of
them are masters of disguises! Just over
70% of earth is covered by water, so it is
important for us to look after it so life can
remain on the planet.

2. Circle and label Russia on the map.

3. Draw Valentina’s life on the story m

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 2. Match the label to the picture.

habitat

oxygen

transportation

food

medicine

#
weather

3. Which are the two most important reasons that we have learnt about which
keep humans alive.

________________________________________________________________________________

________________________________________________________________________________

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 LESSON FIVE: What lives in the ocean?

Retrieval Practice
1. What is a habitat? Circle the correct answer.

Where animals Where plants and What animals eat

sleep animals live

2. What is the special gas that helps us breathe? _______________________

3. Fill in the gaps.

L__________ S___________ O__________

Key words:
habitat molluscs crustaceans
fish mammals coral

1. What is a habitat? Fill in the gaps.

A ___________ is where ______________ and ___________ live.

2. Label these types of ocean habitats.

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 3. There are lots of different types of animals that live in the ocean. What is a
mammal?

A _______________ is an animal with _______________ blood

and lungs.

4. Label these ocean mammals.

5. Some mammals are huge creatures.

Which habitat do you think they live in?

________________________
________________________

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 6. Read the information text.
There are thousands of species that What are gills? Underline your
live in the ocean. Many of them are answer in the text.
fish, which mainly live in the
protection of coral reefs. Fish are 7. Where do fish live?
cold blooded animals with gills and
_________________________________
have skeletons like humans. Gills are
important to fish because they are _________________________________
special organs which allow them to
breathe oxygen under the water.

8. Write 3 words to describe what a crustacean.

______________________________

______________________________

______________________________

9. Read the statements below about molluscs, circle true or false.

a) A mollusc is a cold blooded animal True False

b) Molluscs do not have gills True False

c) Some live inside a shell True False

d) An octopus and an oyster are both

True False
molluscs

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LESSON SIX: How can we protect our oceans?

Retrieval Practice
1. Which animal is which?

Mollusc Fish Coral Mammal Crustacean

Key words:
habitat threat reusable
plastic impact endangered

2. Walter put lots of plastic into his stew. Match the marine creature to the
plastic item he mistook them for.

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 2. What does reuse mean?

An object or material that can be used ____________ and ____________.

3. What can we do to protect our oceans? Finish the sentences.

a) Instead of using plastic bottles, you could use a reusable ___________________.

b) Instead of using plastic bags, you could use reusable ______________________.

c) Instead of using plastic coffee cups, you could use a reusable ______________.

d) Instead of putting things in the bin, I can check if it can be _________________.

e) I can buy food without ____________________ wrapping when I go shopping.

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