Question

Q18: The notochord is the distinctive
character of which of the following phylums
Chordata
Arthropoda
ОООО
Annelida
Porifera​

Answer 1

Answer:

Phylum Chordata

Do you know which is the fastest animals on earth? No, it is not the Chetah. In fact, it is the Peregrine Falcon. The biggest animal is the blue whale. The three-toed sloths are said to be the slowest. All these animals fall under the same phylum, the Phylum Chordata. Let us learn more about Chordates.

Answer 2

$\large{\underline{\sf{\purple{★ \: Answer-}}}}$

➙ Phylum - Chordata

$\large{\underline{\sf{\red{★ \: Know \: More-}}}}$

• Phylum - Chordata have supporting Notochord present in their body.

• Notochord is a long rod like supporting structure which is been present on the Dorsal Side of the Animal Body.

• Function of the Notochord is to keep the nerve tissue isolated from the remaining body.

$\large{\underline{\sf{\green{★ \: Characteristics \: Of \: The \: Chordates-}}}}$

• Notochord is been present in body during at Any least developmental stage.

• Pharyngeal gills are present in body.

• Single, tubular spinal cord is been present on Dorsal Side of body.

• Heart is been present on ventral side of the body.