Which of the following is a characteristic feature of $Osteichthyes$ (bony fishes)?

  • A
    Caudal fin is heterocercal (unequal).
  • B
    Mouth is located ventrally.
  • C
    They are exclusively marine.
  • D
    They inhabit both marine and freshwater environments.

Explore More

Similar Questions

In which of the following is single circulation observed?

Select the set of fishes which belong to the class Osteichthyes:

Which one of the following is an example of a lung-fish?

Salmon is a type of:

Give a scientific reason: Fish show adaptations for swimming in water.

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo