Edaphic Factors affecting agricultural production - SS2 Agriculture Past Questions and Answers - page 1
What do edaphic factors primarily influence in agriculture?
Animal husbandry
Crop production
Pest control
Weather patterns
Which of the following is NOT an edaphic factor affecting agriculture?
Soil type
Temperature
Soil pH
Soil texture
Which soil pH range is generally considered optimal for most crops?
pH 4-5
pH 6-7
pH 8-9
pH 10-11
Sandy soils are known for:
Good water retention
High nutrient retention
Quick drainage
Compacted structure
What is the role of soil testing in agriculture?
Determining crop maturity
Identifying pests
Assessing soil nutrient levels
Measuring rainfall
Why is organic matter important in soil?
It helps control pests
It enhances soil acidity
It improves soil structure and fertility
It reduces soil pH
Which edaphic factor directly affects microbial activity in the soil?
Soil depth
Soil type
Soil pH
Soil moisture
What type of soil is best suited for root crops like potatoes?
Sandy soil
Clayey soil
Loamy soil
Silty soil
In which edaphic condition do plants often suffer from nutrient deficiency?
Acidic soil
Alkaline soil
Neutral soil
Sandy soil
What does soil texture refer to?
The color of the soil
The composition of soil particles
The pH of the soil
The depth of the soil