Item 12 Refer to Coral Reefs for a complete version of this text.

Which statements represent the author’s key points in “The Threat to Coral Reefs” section of Coral Reefs?

Select Yes or No for each statement.

Yes No
“Water that is too warm causes coral bleaching, and water that is too acidic makes it very difficult for corals to build their skeletons.”
Yes – “Water that is too warm causes coral bleaching, and water that is too acidic makes it very difficult for corals to build their skeletons.”
No – “Water that is too warm causes coral bleaching, and water that is too acidic makes it very difficult for corals to build their skeletons.”
“Corals have bright, beautiful colors, but their colors aren’t all their own.”
Yes – “Corals have bright, beautiful colors, but their colors aren’t all their own.”
No – “Corals have bright, beautiful colors, but their colors aren’t all their own.”
“The biggest threat to reefs today is the rising levels of greenhouse gases, caused in part by the burning of fossil fuels.”
Yes – “The biggest threat to reefs today is the rising levels of greenhouse gases, caused in part by the burning of fossil fuels.”
No – “The biggest threat to reefs today is the rising levels of greenhouse gases, caused in part by the burning of fossil fuels.”
“Corals are fragile creatures and they face many threats that cause them to bleach and otherwise imperil their survival.”
Yes – “Corals are fragile creatures and they face many threats that cause them to bleach and otherwise imperil their survival.”
No – “Corals are fragile creatures and they face many threats that cause them to bleach and otherwise imperil their survival.”