Which of the following sources of farm power will assist in the tillage of more land per unit time?
Man
Animal
Wind
Machine
Correct answer is D
No explanation has been provided for this answer.
Which of the following is not a source of farm power?
Wind
Bull
Tractor
Plough
Correct answer is D
No explanation has been provided for this answer.
Replenishing soil nutrients involves the following except
Leaching
Fallowing
Cover cropping
Liming
Correct answer is A
No explanation has been provided for this answer.
Which of the following mineral elements is essential for chlorophyll formation?
Sodium
Molybdenum
Boron
Magnesium
Correct answer is D
No explanation has been provided for this answer.
Clay
Silt
Loam
Sand
Correct answer is A
No explanation has been provided for this answer.