Which of the following organs forms a barrier between an ...
Which of the following organs forms a barrier between an animal and its external environment?
Urinary bladder
Stomach
Lung
Skin
Correct answer is B
No explanation has been provided for this answer.
Contact insecticides are used to control ...
The factor of production include the following except ...
In the nitrogen cycle,nitrosomonas and nitrobacter are responsible for ...
An important reason for staking yam is to? ...
The symptoms of vitamin deficiency diseases in livestock includes the following ...
The milk secreting organ in cattle is the ...
What symptom can be used to identify maize rust? ...
A decorticator is useful in the processing of ...
The efficiency of agricultural production is not usually improved by the ...