

MCQOPTIONS
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1. |
Which of the following fish is introduced in a pond to control or eliminate the vector responsible for the transmission of malaria and elephantiasis? |
A. | <em>Chimaera</em> |
B. | <em>Scoliodon</em> |
C. | <em>Gambusia</em> |
D. | <em>Trygon</em> |
Answer» D. <em>Trygon</em> | |