The type of soil with a particle size of 0.02 to 0.002 mm is
Clay
Silt
Fine sand
Coarse sand
Correct answer is B
No explanation has been provided for this answer.
The easiest method of determining soil texture in the field is by
Moulding
Sieving
Feeling
Sedimenting
Correct answer is C
No explanation has been provided for this answer.
The horizon of soil profile which encourages the greatest level of microbial activity is
A-horizon
B-horizon
C-horizon
D-horizon
Correct answer is A
No explanation has been provided for this answer.
Which of the following rocks is formed from shale?
Marble
Slate
Quartzite
Limestone
Correct answer is B
No explanation has been provided for this answer.
Rain water is made available to crops through
Evaporation
Transpiration
Surface drainage
Root absorption
Correct answer is D
No explanation has been provided for this answer.