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Exercise "Pistol Shrimp sonic weapon", created by anonyme (a free exercise to learn English):
Results of the 717 people who have taken this test:
Average mark: 44 / 100 Share


Latest member with a 100/100 (perfect mark): ploplo / SWITZERLAND, on Monday 16 September - 21:09:
"!! Thanks a lot for the exercise !!"


They got a perfect mark


Stats (413 candidates)
Question 1 passed: 35.8 %
The ocean is filled with a * of animal noise.

Question 2 passed: 37 %
This noise can even * the sonic transmissions of submarines.

Question 3 passed: 25.7 %
Most of the * is made by little creatures like Pistol Shrimps.

Question 4 passed: 42.9 %
The Pistol Shrimp makes sounds by * its claws.

Question 5 passed: 43.8 %
These shrimps are its *.

Question 6 passed: 47.5 %
Pistol Shrimp uses its claws as a * weapon.

Question 7 passed: 19.9 %
First its claw is * like a pistol.

Question 8 passed: 34.9 %
When the Pistol Shrimp shoots at its prey, it generates a * of bubbles.

Question 9 passed: 24 %
As the bubbles collapse, they * reach the temperature of the sun.

Question 10 passed: 26.4 %
The prey is stunned by a * . (2 words)


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