Phylum Cnidaria | Animal kingdom | Biology | Khan Academy
Channel: Khan Academy India - English
Date: 2023-04-21

Come find out about the phylum Cnidaria - jellyfish, hydra, and more!

00:00 Introduction
00:25 Characteristics of Cnidaria
01:50 Polyp and medusa
03:14 Organ systems in Cnidarians
05:47 Cnidoblasts
07:42 Polyp to medusa and back

Practice this concept - https://www.khanacademy.org/science/in-in-class-11-biology-india/x9d1157914247c627:animal-kingdom/x9d1157914247c627:asymmetry-and-radial-symmetry/e/porifera-cnidaria-and-ctenophora

Master the concept of "Lower animals" through practice exercises and videos - https://www.khanacademy.org/science/in-in-class-11-biology-india/x9d1157914247c627:animal-kingdom/x9d1157914247c627:asymmetry-and-radial-symmetry/v/crash-course-biology-121

Check out more videos and exercises on Animal kingdom - https://www.khanacademy.org/science/in-in-class-11-biology-india/x9d1157914247c627:animal-kingdom

To get you fully ready for your exam and help you fall in love with Biology, find the complete bank of exercises and videos for Class 11 Biology here - https://www.khanacademy.org/science/in-in-class-11-biology-india

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