What part of the human ear contains the eardrum? a. the middle ear b. the lower ear c. the outer ear d. the inner ear

The “middle ear” is the part which consists of eardrum.

Option: A

Explanation:

The organ which helps humans to hear is the ear which is consisted of three parts: the outer, inner and the middle ear. The “outer ear” consists the “pinna” which projects from the “side of the head”, the “inner end” of which is “closed by the eardrum” which lies in the middle ear. The outer ear performs the task of collecting the sound waves and transferring them to the eardrum. The middle ear also consists of three tiny bones named collectively as hammer, anvil and stirrup, they are called the auditory ossicles.

from the original order (top to bottom) the new order will go

1 (founder)

4 (hawk)

2 (mutate)

3 (next generation)