The ear pinna is strengthened by? by Sunday | Dec 7 | Biology WAEC | 0 comments A. blood pressure. B. cartilage C. bone D. turgor pressure Correct Answer: Option B B. cartilage Users Also Read These:The factor which enables the ear to distinguish…Which part of the ear is responsible for the…The part of the ear in mammals responsible for the…The part of the ear which equalizes air pressure on…The inner ear contains two main organs, namely, the?