#1
Which of the following is a major component of soil?
1 answered
#2
What is erosion?
1 answered
#3
What is humus?
1 answered
#4
Which soil type has the smallest particles?
1 answered
#5
Which soil conservation method involves planting trees or shrubs to reduce wind erosion?
1 answered
#6
What is the term for the layer of soil where roots grow and most biological activity occurs?
1 answered
#7
Which of the following farming practices helps in preventing soil erosion?
1 answered
#8
What is terracing in agriculture?
1 answered
#9
What is the optimal pH range for most plants to grow in soil?
1 answered
#10
Which of the following is NOT a method of soil conservation?
1 answered
#11
Which soil conservation practice involves leaving the land unplowed and planting crops in the residue from the previous year's crops?
1 answered
#12
What is the process by which water moves downward in the soil called?
1 answered
#13
What is the primary cause of soil pollution?
1 answered
#14
What is the primary cause of soil salinization?
1 answered
#15
What is the term for the layer of soil that is affected by leaching?
1 answered
#16
Which of the following is NOT a method of soil remediation?
#17
Which of the following is NOT a soil horizon?
1 answered