There are ___________ in the different oceans’ temperatures and amounts of light. Because of this, they are home to a large number of different species.
massive variations
25
Many plants that live in the ocean have _____________ survive with less sunlight than plants that live on land require.
adapted to
15
Some creatures which live in oceans have gills so they can __________.
breathe underwater
20
Some ocean creatures are able to hold their breath for long periods of time and come to __________ to breathe once in a while.
the surface
15
Kelp forests are found in the ocean. They are _________ home to a large number of species.
ecosystems
15
Phytoplankton are _____________ plants that cannot be seen with the naked eye. They convert sunlight into energy using photosynthesis.
single celled
15
Coral looks like plants but because they _________ their own food, they are actually animals.
cannot make
10
Most coral structures are made up of tiny coral creatures called ________.
polyps
15
Leopard seals are both land and sea creatures. A leopard seal’s _______ are slits that close when the seal is under water.
nostrils
15
Leopard seal’s eyes open wide while they are swimming to allow __________ in and help the seal find food.
more light
10
Krill are towards the bottom of the food chain in many oceans. They are small _________ and are eaten by a range of creatures, including whales, seals, penguins and squid.
crustaceans
20
Arctic hares are much bigger than your ________ and have shorter ears.
average pet rabbit
20
Young arctic hares are called __________ and can see clearly as soon as they are born.
leverets
15
Female arctic foxes give birth to between 6 and 16 ___________.
pups
10
Reindeer Calves start growing their first set of _______ around their second birthday.
antlers
15
Seals in the Arctic live on the sea ice and dive into the water through gaps to ___________ fish and crustaceans.