Reef Quiz Showdown

What is a coral reef made of?

• Seaweed

• Shells

• Sand

• Living coral and limestone skeletons

What happens during coral spawning?

• Corals grow new arms

• Corals eat plankton

• Corals change colour

• Corals release eggs and sperm into the water

What is “coral IVF”?

• A method for catching fish

• A type of sea sponge

• A disease affecting coral

• Coral breeding done in a lab

Why are coral reefs important to ocean life?

• They reflect sunlight

• They create ocean waves

• They clean the air

• They provide food and shelter for many species

What is coral bleaching?

• When coral gets eaten by fish

• When coral turns green from algae

• When coral grows too fast

• When coral loses its colour due to stress

What is one reason coral reefs are in danger?

• Too much oxygen

• Loud music

• Freezing sea ice

• Warmer ocean temperatures

How do young coral larvae find a healthy reef?

• They follow the smell

• They are pushed by waves

• They float randomly

• They are attracted by reef sounds

What is the purpose of artificial reef cubes?

• To stop whales from swimming nearby

• To clean the ocean

• To keep boats away

• To give coral and fish a new place to live