The rate of transpiration of a leafy shoot can be measured with

A. anemometer

B. barometer

C. photometer

D. potometer

E. thermometer

The axial skeleton is made up of

A. fore and hind limbs

B. limbs and limb girdles

C. ribs and sternum

D. skull and limbs

E. skull and spine

Which of the following is NOT a function of the mammalian skin?

A. detoxication

B. excretion

C. production of vitamin D

D. protection

E. temperature control

A population can be referred to as the number of

A. adult organisms in an ecosystem

B. female species in an ecosystem

C. male species in an ecosystem

D. organisms of same species in an ecosystem

E. organisms that can withstand harsh conditions