Reefs at Risk

Which of these sentences from paragraph 1 states the author's claim?

• "A coral reef is a living, breathing ecosystem."

• "One threat is rising ocean temperatures, which can kill corals."

• "Researchers have found that plastic waste and certain chemicals in sunscreen can harm a coral reef.

• People can help prevent damage to the reefs by taking small but important steps to take these products out of the ocean.

What kind of evidence does the author give in the sentence?

• a fact

• a quote

• an opinion

• an example

How does this evidence BEST support the author's claim?

• by giving readers a way to check whether a claim is true

• by showing why the author disagrees with one view of a problem.

• by explaining why it is important to wear sunscreen at the beach.

• by telling the view of an expert who studies the problem.

What is the meaning of "disposed of"?

• kept safe

• used again

• thrown away

• carried around

Which inference can readers make based on paragraph 4?

• A swim shirt or hat is the best way to protect your skin

• Regular sunscreen works better than reef-safe sunscreen.

• You do not need sunscreen if you wear protective clothing.

• Reef-safe sunscreen protects both your skin and coral reefs.

What is an author's claim?

• the author's opinion

• the author's name

• The evidence

• the paragraphs

What is an inference?

• an opinion

• a fact

• a guess

• an quote