Which one of the following is not a true fish ?

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Submitted by examrobotsa on

Q: 30 (SSC/NA)

Which one of the following is not a true fish ?
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question_subject: 

Science

question_exam: 

SSC

stats: 

0,9,6,9,0,3,3

keywords: 

{'silver fish': [1, 0, 0, 0], 'hammer fish': [1, 0, 0, 0], 'true fish': [1, 0, 0, 1], 'sucker fish': [1, 0, 0, 0], 'sawfish': [1, 0, 0, 0]}