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 organ responsible for equalizing air pressure in…The inner ear contains two main organs, namely, the?The fluid in the inner ear is called?The part of the ear which equalizes air pressure on…The structure of the ear that is responsible for…