Short-sight could be corrected with the use of
convex lens
cylindrical lens
concave lens
bifocal lens
Correct answer is C
No explanation has been provided for this answer.
The following functions are associated with the liver except
regulation of blood sugar
production of heat
production of fibrinogen
production of vitamin
Correct answer is C
No explanation has been provided for this answer.
I only
II only
I and III only
II and III only
Correct answer is A
No explanation has been provided for this answer.
The effect of the contraction of the muscles of the diaphram is that
the volume of the thoracic cavity increases
more carbon dioxide is expelled through the nostrils
the rib cage is drawn inwards
the intercostal muscle becomes relaxed
Correct answer is A
No explanation has been provided for this answer.
Which of the following pairs of structures does not perform similar functions?
Lungs and spiracles
Root hair and mammalian hair
Feathers and scales
Contractile vacuole and kidney
Correct answer is B
No explanation has been provided for this answer.