This is a two-page, printable worksheet. The first page has informational text about coral reef ecosystems. The second page has a crossword covering key terms which are highlighted in bold within the text. There are eleven clues in all, including:
Clue: A ______ relationship is one in which two plants or animals benefit each other.
Clue: The process during which plants create oxygen.
Clue: __________ gives coral its color.
I have more crosswords on a variety of topics at my store, CuriousCrosswords. You can also find free crosswords and printables on my blog, CuriousCrosswords.com
I hope you enjoy using my puzzles as much as I enjoy creating them!