CORAL ATOLL
QUIZ
1) Who was the first person to explain how coral atolls were formed?
A: James Cook
B: Marco Polo
C: Charles Darwin
D: George Washington
2) What are the coral atolls surround by?
A: land
B: water
C: other reefs
D: sand
3) Coral atolls are the most ______ type of coral.
A: unusual
B: interesting
C: common
D: colorful
4) What do coral atolls sometimes form?
A: rocks
B: islands
C: dirt
D: animals
5) What shape is a coral atoll?
A: a square
B: a half circle
C: a star
D: a ring
 
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