Organisms
Survival
Coral Reef
Threats to Coral Reefs
100

A lionfish uses this part of their body to weaken their prey with its venom.

What are stingers?

100

Some fish can blend into the environment, which allows them to hide from predators as well as prey. This term is known as ___.

What is camouflage?
100

What gas do coral reefs help control in the ocean?

What is carbon dioxide?

100

Climate change can cause this to coral reefs

What is bleaching?

200

How many hours can the banded sea snake hold its breath for underwater?

What is two hours?

200

When in groups, the bold patterns of a fish make it difficult for predators to do what?

What is hunt for individual fish?

200

Coral Reefs protect coasts from...

What are currents, waves and storms?

200

Name one animal that can destroy a coral reef by eating it.

What is a parrot fish?

What is a crown of thorns starfish?

300

Unlike the pufferfish, when this fish inflates it is also protected by sharp spikes that surround its body.

What is a porcupine fish?

300

Most fish swim together in large schools for this reason.

What is for safety?

What is for food?

300

Which organisms would be affected if coral reefs became extinct?

What are all living things on the Earth?
300

Coral reef species are disappearing due to this man made problem.

What is overfishing?

400

This fish has a part on its body, known as an eyespot, which can confuse predators into thinking their tail is their head.

What is a butterfly fish?

400

These creatures do not hunt, and instead eat the left overs of a meal predators did not finish.

What is a scavenger?

400

How much oxygen do coral reefs produce for the planet?

What is half of the Earth's oxygen?

400

Without fish to manage this organism's growth, it will smother coral reefs and kill them.

What is algae?

500

This creature lives in the discarded shells of other animals. When they outgrow the shell, they move on to find a larger one to live in.

What is a hermit crab?

500

Clownfish live by sea anemones and offer protection to one another while fish like cleaner wrasses help keep larger fish clean, getting a free meal in the process. This is what is known as a ____.

What is a symbiotic relationship?

500

What coral reef is longer than 1,200 miles?

What is The Great Barrier Reef?
500

Coral reefs host a variety of plants and animals, but an increase of the predatory fish population could lead to what?

What is habitat destruction?

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