In ______ the exoskeleton is absent.

Correct option is B) Prokaryote

C) Blood does not clot

D) both a, b correc

A) P, Q both are true

B) The organisms would be blind

Special excretory organs are absent in amoeba

Exoskeleton: Tough, waxy, non-living chitinous exoskeleton protects the body of the cockroach. It is made up of nitrogenous polysaccharide – chitin that provides strength, elasticity and surface area for attachment of...

The supportive structures present inside the body form the endoskeleton and when the supportive structures are present on the outer surface of the body they form exoskeleton.

C) Desert ecosystem

Correct Answer - C If assertion is true statement but reason is false, them mark (3).