(Q).
Q: Along with changes in the shape of the resonant cavity, growth of what organ in pubescent boys leads to the difference in predominant frequencies in speech between men and women? Choices: - pharynx - trachea - esoophagus - larynx A:
(A).
larynx

(Q).
Q: What creates wet and dry zones at different latitudes? Choices: - jet stream - trade winds - horse latitudes - global air currents A:
(A).
global air currents

(Q).
Q: What is the opening in the front of the eye? Choices: - the macula - the iris - the cornea - the pupil A:
(A).
the pupil