The part of the ear that equalizes air pressure on either side of the eardrum is the
auditory meatus
malleus
Eustachian tube
oval window
stapes
Correct answer is C
No explanation has been provided for this answer.
The following conditions form the basis for competing in a habitat except
food
space
reproductive mate
light
body structure
Correct answer is E
No explanation has been provided for this answer.
Which of the following factors does not control population growth?
Food shortage
Emigration
Abundance of food
Predation
Natural disaster
Correct answer is C
No explanation has been provided for this answer.
Which of these is not part of the appendicular skeleton?
Clavicle
Vertebral column
Scapula
Femur
Humerus
Correct answer is B
No explanation has been provided for this answer.
What is the fate of the ovary of a flower after fertilization?
becomes the seed
withers away
becomes the fruit
develops more nuclei
develops into sepals
Correct answer is C
No explanation has been provided for this answer.