Differentiate between exoskeleton and endoskeleton.

Differentiate between exoskeleton and endoskeleton.

(a) Identify two features possessed by all chordates (b) In which class would you place any organism which has (i) a scaly exoskeleton and a bony endoskeleton (ii) a scaly exoskeleton and lay eggs outside water ?

Exoskeleton in present in the animals of

$ The skeleton which occurs on the surface of animal body is called exoskeleton. ! Endoskeleton is formed of bones.

in which part of cockroach is present completely developed endoskeleton and exoskeleton both ?

Exoskeleton is the skeleton which is present