Which one is incorrect for phylum $Porifera$?

  • A
    Sponges are primitive multicellular animals
  • B
    $Porifera$ are commonly called sponges
  • C
    Poriferans have $ostia$
  • D
    Sponges have tissue level of body organisation

Explore More

Similar Questions

The first phylum of the Animal Kingdom is ..........

$Sycon$ belongs to a group of animals that can be best described as:

Assertion $(A):$ The body of sponges is supported by a skeleton.
Reason $(R):$ The skeleton of sponges is made up of spicules and spongin fibres.

The cells in Porifera that are helpful in sexual reproduction are .........

Choanocytes are present in

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