On which bone does external acoustic meatus occurs?

External Acoustic Meatus occurs in the temporal bone

Explanation:

External Acoustic Meatus is also known as external auditory canal. This canal is circular in structure and contains cartilage, bones, ceruminous gland.

External Acoustic Meatus is located on the temporal bone. This bone is located on the the lateral side and the base of the skull. Four parts of temporal bone are mastoid, squamous, tympanic and petrous.

answer;

c. a tree whose roots are surrounded by wet sand.

explanation;

water stress is an important factor limiting the growth and productivity of forests.water stress is the most often cited cause of poor survival and growth of woody landscape plants.

-insufficient soil moisture is the most common form of water stress, but excess moisture that leads to poor soil aeration (hypoxia) can also result in reduced plant vitality. a tree whose roots are surrounded by wet sand would be least likely to experience water stress.