1. Goldfish, tilapia and barracuda belong to which class of fish?

A) Osteichthyes
B) Chondrichthyes
C) Agnatha
D) Countershaded

2. Lamprey and remoras belong to which class of fish?

A) Osteichthyes
B) Chondrichthyes
C) Agnatha
D) Countershaded

3. While fishing you reel in a fish that you've never seen before. It is a dark blue-grey on its dorsal (top) side and white on its ventral (underbelly) side. What type of coloration does this fish demonstrate?

A) disruptive
B) cryptic
C) predatory
D) countershade

Respuesta :

1. "Osteichthyes" is the class of fish among all the choices given in the question that goldfish, tilapia and barracuda belong to. The correct option is option "A".

2. "
Agnatha" is the class of fish among the choices given in the question that lamprey and remoras belong to. The correct option is option "C".

3. "C
ountershade" is the type of coloration among the choices given in the question that this fish demonstrates. The correct option is option "D".