Light disappears in deeper water. What happens in deep sea?
It gets shallower.
It gets darker.
It gets hotter.
It gets louder.
Toxic waste dumped into the sea can make it hard for marine life to survive. Why is toxic waste dangerous to the ocean?
It can harm sea animals.
It helps turtles swim faster.
It makes the ocean warmer.
It gives fish superpowers.
A blue whale travels thousands of kilometers searching for food in deep waters. Why does a blue whale swim such long distances?
To escape from ships.
To find something to eat.
To play with other whales.
To look for warm water.
Sea sponges stay in one spot and trap tiny food pieces that float past. How do sea sponges eat?
By swimming after crabs.
By hunting fish.
By catching food in water.
By eating seaweed.
The part of the ocean where no sunlight reaches is extremely cold and black. What is true about the deepest part of the ocean?
It has many people.
It is warm and bright.
It is full of sunshine.
It is dark and cold.
Dolphins often move together and use sounds to share messages. What do dolphins do when they are together?
They sleep alone.
They hide under rocks.
They build nests.
They talk to each other.
Plastic bags in the water can look like jellyfish to hungry turtles. Why might a turtle eat plastic by mistake?
It likes to chew it.
It wants to play.
It needs to build a nest.
It thinks it's food.
Sharks must hunt smaller creatures in order to stay alive. How do sharks find food?
By filtering water.
By eating sand.
By hunting animals.
By growing plants.
Only the ocean's top layer gets light from the sun. Which zone gets sunlight?
It is the quietest part.
It is always frozen.
It never moves.
It gets sunlight.
Catching too many fish can make it hard for them to come back. What happens if we catch too many fish?
They grow faster.
They float to shore.
They get cleaner.
They might disappear.
A squid uses ink to confuse attackers. Why does a squid squirt ink?
To escape danger.
To color the sea.
To scare its friends.
To swim faster.
Turtles bury their eggs in warm sand. Where do turtles lay eggs?
In seaweed.
Under rocks.
On the beach.
In the sea.
Each ocean zone has its own animals. Why do animals live in certain zones?
Each zone fits them.
They follow dolphins.
They like swimming.
They get bored.
If one fish is gone, others may lose food. Why is losing one fish bad?
It brings more jellyfish.
It breaks the food chain.
It makes the water cold.
It helps sharks grow.
Dolphins leap while playing or talking. Why do dolphins jump?
To sleep.
To play or speak.
To dry off.
To hunt birds.
Oil on the ocean poisons sea life. What does oil do in the sea?
It feeds fish.
It cools turtles.
It cleans water.
It harms animals.
