Which of the following is an example of agricultural technology?
Crop rotation
Irrigation
Organic farming
Composting
Correct answer is B
Irrigation is an example of agricultural technology. It involves the artificial application of water to agricultural fields to supplement natural rainfall. Irrigation systems can range from simple methods like surface irrigation to more advanced techniques like drip irrigation or sprinkler systems.
11.5kg
13.5kg
21.5kg
26.5kg
Correct answer is A
The amount of nitrogen = 46/100 x 25 = 11.5kg
Which of the following is NOT a component of agronomy?
Pest management
Crop production
Soil management
Animal husbandry
Correct answer is D
Agronomy is a branch of agriculture that focuses on crop production and the management of agricultural systems. It involves various aspects related to growing and cultivating crops. The main components of agronomy include crop production, soil management, and pest management.
The type of soil with a particle size of 0.02 to 0.002mm is
Clay
Silt
Fine sand
Coarse sand
Correct answer is B
Fine sand → 0.2mm - 0.02mm
Silt particles → 0.02mm - 0.002mm
Clay particles → less than 0.002mm
The study of crop production and soil management
The study of animal breeding and genetics
The study of agricultural machinery and equipment
The study of plant diseases and pest control
Correct answer is A
Agronomy is a branch of agriculture that focuses on the science and technology of crop production and soil management. It involves the study of various aspects related to the growth, development, and management of agricultural crops.