Coral Reefs: The Rainforest of the Sea

What is often referred to as the 'rainforest of the sea'?

• Kelp Forests

• Coral Reefs

• Seagrass Meadows

• Mangroves

Which of the following is an abiotic factor in coral reef ecosystems?

• Fish

• Coral

• Water

• Algae

Corals are classified as which type of organism?

• Fungi

• Animals

• Bacteria

• Plants

What is the primary source of energy for most corals?

• Plankton

• Microscopic algae

• Small fish

• Sunlight directly

What is the main component of the skeleton structure of hard corals?

• Silica

• Calcium carbonate

• Chitin

• Keratin

Why are coral reefs often compared to rainforests?

• They are both found in tropical regions

• They both have high biodiversity

• They both are made of trees

• They both are underwater

Which of the following animals is known to use coral reefs as a hunting ground?

• Dolphins

• Moray eels

• Octopuses

• Sea turtles

What is the greatest threat to coral reefs today?

• Predators

• Pollution

• Overfishing

• Climate change

What happens to corals when they experience bleaching?

• They grow faster

• They turn white

• They turn black

• They become more colorful

How can individuals help protect coral reefs?

• By avoiding the ocean

• By using more energy

• By supporting organizations that save coral reefs

• By feeding the corals