The Statoliths of a Lobster Are Replaced with Iron Filings

question 12

Multiple Choice

The statoliths of a lobster are replaced with iron filings.A strong magnetic field is produced on the top of the lobster's tank.What is the likely response of the lobster?

• A)The lobster's dorsal surface sticks to the top of the tank and it is unable to move.
• B)The lobster would tend to remain upside down gripping the underside of the top of the tank.
• C)The lobster would turn upside down and remain on the bottom of the tank.
• D)Nothing would occur.
• E)The lobster would spin around continuously.