Science

How many rows of teeth do sharks use?

• Sharks have only one row of teeth.
• Sharks use up to 10 rows of teeth.
• Sharks have no teeth at all.
• Sharks use two rows of teeth

Which animal works on teams to catch food?

• Crabs

• Turtles

• Starfish

• Whales

Whales use nets made out of what to catch fish?

• seaweed
• rocks
• plastic bags
• bubbles

Starfish use their suckers to?

• swim faster in water
• dig into the sand
• change color for camouflage
• pull open shells

why do some creatures hitchhike?

• To find mates more easily.
• Creatures hitchhike for mobility and resource access.
• To escape predators quickly.
• To avoid competition for food.

How does a remora move?

• A remora moves by crawling on the ocean floor.
• A remora moves by attaching to larger animals using a suction cup on its dorsal fin.

• A remora glides through the water without fins.
• A remora swims by using its tail only.

How does a squid swim?

• A squid swims by using its fins to paddle.
• A squid swims by floating on the surface of the water.
• A squid swims by using its tentacles to push against the sea floor.
• A squid swims by jet propulsion

Which fish cannot swim backwards?

• Catfish
• Tuna
• Shark

• Salmon

What are examples of weapons sea creatures use?

• Fins from sharks
• Teeth from piranhas
• Ink from octopuses, spines from fish, stinging cells from jellyfish.
• knives

True or false? Poisonous sea creatures don't hurt people.

• false
• True