Soil Module 4 Quiz | OceanRemote Education

1 What is the total cost of a complete soil monitoring station?

A) $50 B) $80 C) $120 D) $200

2 How long does soil pH adjustment take?

A) 1 week B) 3-6 months C) 1 year D) 2 years

3 What is the ROI timeframe for soil monitoring?

A) 1-2 seasons B) 5 years C) 10 years D) Immediate

4 How many sample points per hectare?

A) 5 B) 50 C) 10-20 D) 100

5 What depth should you sample soil?

A) 5cm B) 10-15cm C) 30cm D) 50cm

6 How much can variable rate reduce fertilizer costs?

A) 5-10% B) 15-20% C) 30-50% D) 70-80%

7 What yield increase is possible with soil optimization?

A) 5-10% B) 15-20% C) 30-50% D) 100%