The topmost layer of a typical soil profile is
...The topmost layer of a typical soil profile is
clay
coarse sand
fine sand
gravel
humus
Correct answer is E
No explanation has been provided for this answer.
The causative organism of sleeping sickness is a ...
When oil is poured into the breeding site of mosquitoes, it ...
Which of the following activities promotes forest conservation? ...
Which of the following will not allow osmosis to take place? ...
Which of the following substance pass through the root cell membrane by osmosis? ...
Which of the following is not an adaptation of plants or animals to a desert environment? ...
Which of the following diseases is caused by a deficiency of insulin in the body ...
Many diseases caused by bacteria can be treated and cured by using ...
The part of the mammalian kidney that stores urine is the ...
The conversion of excess amino acids into urea occurs in the ...