Biradial symmetry

Answers (3)
R Rashmi
IMG_20190226_135515.jpg Q. 59 biradiaL symmetry and lack of cnidoblasts are the characteristics of (a) Hydra and starfish (b) starfish and sca anernone (c) stenoplana and Beroe (d) Aurelia and Paramecium. biradial is found in echinodermates while in cnidoblast have radial symmetry according to ncert . Is it wromg statment aur having some exception?
R Rashmi
Biradial symmetry
S Sonika

@Rashmi 

Biradial symmetry is a characteristic of ctenophora. Ctenoplana and Beroe both belongs to ctenophora and they lack cnidoblasts also which are  a characteristic of Cnideria. Thus, correct ans is C

 

Preparation Products

Knockout NEET May 2021

An exhaustive E-learning program for the complete preparation of NEET..

₹ 22999/- ₹ 14999/-
Buy Now
Test Series NEET May 2021

Take chapter-wise, subject-wise and Complete syllabus mock tests and get in depth analysis of your test..

₹ 6999/- ₹ 4999/-
Buy Now
Rank Booster NEET 2021

This course will help student to be better prepared and study in the right direction for NEET..

₹ 13999/- ₹ 9999/-
Buy Now
Knockout NEET May 2022

An exhaustive E-learning program for the complete preparation of NEET..

₹ 34999/- ₹ 24999/-
Buy Now
Test Series NEET May 2022

Take chapter-wise, subject-wise and Complete syllabus mock tests and get an in-depth analysis of your test..

₹ 6999/-
Buy Now
Boost your Preparation for NEET 2021 with Personlized Coaching
 
Exams
Articles
Questions