Which of the following substances is not usually present ...
Which of the following substances is not usually present in the urine of a healthy person?
Urea
Mineral salts
Glucose
Water
Correct answer is C
No explanation has been provided for this answer.
In Nigeria, the guinea savanna belt borders the ...
Snails belong to the phylum? ...
In the alimentary system of a bird, the function of the teeth is carried out by the ...
The experiment in the diagram demonstrates ...
A dwarf plant can be stimulated to grow to normal height by the application of ...
Crops grown mainly to feed animals are called ...
Special modification which enable an organism to survive in its habitat is known as. ...
Which of these organisms reproduces by budding? ...
In mammals, reabsorption of salt takes place in ...
Which of the following statements about ecosystems is false? ...