The axial skeleton is made up of
fore and hind limbs
limbs and limb girdles
ribs and sternum
skull and limbs
skull and spine
Correct answer is C
No explanation has been provided for this answer.
The rate of transpiration of a leafy shoot can be measured with
anemometer
barometer
photometer
potometer
thermometer
Correct answer is D
No explanation has been provided for this answer.
cell membrane
centriole
mitochondrion
nucleus
lysosome
Correct answer is D
No explanation has been provided for this answer.
The respiratory structures of insects are
body surfaces
gills
kidneys
lung
tracheae
Correct answer is E
No explanation has been provided for this answer.
Which of the following is NOT a function of dilute hydrochloric acid secreted in the stomach of man?
acidities the contents
activates pepsin
inactivates pepsin
inactivates ptyalin
kills micro organisms
Correct answer is C
No explanation has been provided for this answer.