Phylum - Pisces MCQ Question with Answer

Phylum - Pisces MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

Question No : 1
Study of sharks and rays is known as

Saurology

Traumatology

Torpedology

Ichthyology

Question No : 2
Parental care by males is found in

hippocampus

labeo

anabes

none of these

Question No : 3
Placoid scales are found in

cartilaginous fishes

bony fishes

lung fishes

paleontological fishes

Question No : 4
The oldest living fish is

Coelocanth

Diodon

Sturgeon

Labeo

Question No : 5
Sharks and rays can be distinguished by

the nature of their scales

the position of the mouth

the position of gill slits

the kind of the tail fin

Question No : 6
Which of the following does not have lateral line organs ?

Whale

Tadpole

Aquatic urodeles

Common Indian dog fish

Question No : 7
Most venomous fish is

electric fish

saw fish

stone fish

dog fish