Question

27. Give major differences between chordates and non-chordates and draw a schematic sketch of a chordate showing those features. ​

Answer 1

Answer:

Chordates: 1) Chordates are organisms with a distinct notochord developed into vertebral column.

2)They have pharyngeal slits at some stage of their life cycle

Non-Chordates: 1)Non-Chordates are organisms that do not have a notochord that do not have a notochord or a vertebral column.

2) They do not have pharyngeal slits.

Answer 2

Answer:

Chordates can be cold or warm-blooded, while Non-chordates are cold-blooded only. Nerve cord is single, dorsal, without ganglia in Chordates and in Non-chordates it is double, ventral, and with ganglia. There (chordates) reproduction is predominantly sexual, which is asexual in Non-chordates.

Explanation:

hope it will helpful to you

follow me please

thank you