Agriculture (Agronomy) Qualification related questions
What is the primary goal of agronomy?
a) Increase crop production
b) Develop new crop varieties
c) Improve soil fertility
d) All of the above
Answer: d) All of the above
Which of the following crops is considered a cereal grain?
a) Soybean
b) Wheat
c) Sunflower
d) Cotton
Answer: b) Wheat
Which practice helps to prevent soil erosion?
a) Monocropping
b) Crop rotation
c) Heavy tillage
d) Overgrazing
Answer: b) Crop rotation
What is the process of growing two or more crops in proximity?
a) Monoculture
b) Polyculture
c) Intercropping
d) Crop rotation
Answer: c) Intercropping
Which nutrient is most commonly deficient in soils worldwide?
a) Nitrogen
b) Phosphorus
c) Potassium
d) Magnesium
Answer: a) Nitrogen
What is the main purpose of applying lime to soil?
a) To reduce acidity
b) To increase acidity
c) To add nutrients
d) To improve soil structure
Answer: a) To reduce acidity
Which crop is known as a legume?
a) Rice
b) Wheat
c) Soybean
d) Maize
Answer: c) Soybean
What is the term for the growing season that begins in late spring and ends in early autumn?
a) Rabi season
b) Kharif season
c) Zaid season
d) Perennial season
Answer: b) Kharif season
Which of the following is a micronutrient required by plants?
a) Nitrogen
b) Phosphorus
c) Zinc
d) Potassium
Answer: c) Zinc
What is the scientific study of soil called?
a) Geology
b) Hydrology
c) Pedology
d) Agronomy
Answer: c) Pedology
Which irrigation method is considered the most water-efficient?
a) Flood irrigation
b) Sprinkler irrigation
c) Drip irrigation
d) Furrow irrigation
Answer: c) Drip irrigation
What is the term for the process by which water-soluble substances are washed out from the soil?
a) Leaching
b) Erosion
c) Sedimentation
d) Runoff
Answer: a) Leaching
Which of the following is a non-renewable resource in agriculture?
a) Soil
b) Water
c) Fertilizer
d) Fossil fuels
Answer: d) Fossil fuels
What is the primary function of root nodules in leguminous plants?
a) Photosynthesis
b) Nitrogen fixation
c) Water absorption
d) Starch storage
Answer: b) Nitrogen fixation
Which of the following is an example of a cover crop?
a) Wheat
b) Rye
c) Cotton
d) Corn
Answer: b) Rye
What is the term for the removal of topsoil by wind or water?
a) Salinization
b) Erosion
c) Compaction
d) Desertification
Answer: b) Erosion
Which crop is most commonly associated with the term “silage”?
a) Wheat
b) Corn
c) Soybean
d) Barley
Answer: b) Corn
What is the process of growing plants without soil, using mineral nutrient solutions in an aqueous solvent?
a) Hydroponics
b) Aquaponics
c) Aeroponics
d) Geoponics
Answer: a) Hydroponics
Which crop is commonly used in crop rotation to improve soil health?
a) Rice
b) Wheat
c) Clover
d) Cotton
Answer: c) Clover
What is the main component of chlorophyll in plants?
a) Iron
b) Magnesium
c) Calcium
d) Zinc
Answer: b) Magnesium
Which of the following is a primary macronutrient for plants?
a) Iron
b) Copper
c) Nitrogen
d) Manganese
Answer: c) Nitrogen
What is the process by which plants convert light energy into chemical energy?
a) Respiration
b) Photosynthesis
c) Transpiration
d) Fermentation
Answer: b) Photosynthesis
Which crop is a major source of oil?
a) Wheat
b) Soybean
c) Rice
d) Maize
Answer: b) Soybean
What type of soil is best for growing rice?
a) Sandy soil
b) Loamy soil
c) Clay soil
d) Peaty soil
Answer: c) Clay soil
Which practice involves growing different crops in the same area in sequential seasons?
a) Intercropping
b) Monocropping
c) Crop rotation
d) Agroforestry
Answer: c) Crop rotation
What is the main purpose of green manure?
a) To increase crop yield
b) To improve soil fertility
c) To control pests
d) To provide fodder for animals
Answer: b) To improve soil fertility
Which plant disease is caused by fungi?
a) Bacterial blight
b) Powdery mildew
c) Mosaic virus
d) Aphid infestation
Answer: b) Powdery mildew
What is the most common method of seed dispersal for dandelions?
a) Water
b) Wind
c) Animals
d) Self-dispersal
Answer: b) Wind
Which soil type has the highest water retention capacity?
a) Sandy soil
b) Loamy soil
c) Clay soil
d) Silt soil
Answer: c) Clay soil
What is the scientific name for wheat?
a) Zea mays
b) Triticum aestivum
c) Oryza sativa
d) Glycine max
Answer: b) Triticum aestivum
Which irrigation method involves applying water directly to the base of the plant?
a) Sprinkler irrigation
b) Flood irrigation
c) Drip irrigation
d) Surface irrigation
Answer: c) Drip irrigation
What is the term for the transfer of pollen from the male anther to the female stigma?
a) Fertilization
b) Germination
c) Pollination
d) Propagation
Answer: c) Pollination
Which soil pH is considered neutral?
a) 4.5
b) 6.0
c) 7.0
d) 8.5
Answer: c) 7.0
Which of the following is an organic fertilizer?
a) Urea
b) Ammonium nitrate
c) Compost
d) Superphosphate
Answer: c) Compost
Which crop is typically associated with dry farming?
a) Rice
b) Wheat
c) Sugarcane
d) Cotton
Answer: b) Wheat
Which of the following is a method of vegetative propagation?
a) Seed sowing
b) Grafting
c) Pollination
d) Fertilization
Answer: b) Grafting
What is the primary purpose of terracing in agriculture?
a) To increase soil fertility
b) To reduce soil erosion
c) To increase crop yield
d) To improve water quality
Answer: b) To reduce soil erosion
Which insect is known for its beneficial role in pollination?
a) Aphid
b) Beetle
c) Honeybee
d) Locust
Answer: c) Honeybee
Which of the following crops is a major source of sugar?
a) Wheat
b) Sugarcane
c) Soybean
d) Barley
Answer: b) Sugarcane
What is the primary function of phosphorus in plants?
a) To enhance photosynthesis
b) To promote root development
c) To increase water retention
d) To deter pests
Answer: b) To promote root development
Which of the following is a cool-season crop?
a) Maize
b) Soybean
c) Pea
d) Cotton
Answer: c) Pea
What is the term for planting trees and shrubs along with crops to improve biodiversity and reduce erosion?
a) Intercropping
b) Monoculture
c) Agroforestry
d) Crop rotation
Answer: c) Agroforestry
Which disease affects rice and is caused by a fungus?
a) Rust
b) Blight
c) Smut
d) Blast
Answer: d) Blast
Which of the following is a biofertilizer?
a) Urea
b) Azotobacter
c) Superphosphate
d) Potash
Answer: b) Azotobacter
What is the term for the chemical breakdown of a compound due to reaction with water?
a) Oxidation
b) Hydrolysis
c) Reduction
d) Sublimation
Answer: b) Hydrolysis
Which practice involves leaving crop residue on the soil surface to protect against erosion?
a) No-till farming
b) Intensive tillage
c) Strip cropping
d) Slash-and-burn
Answer: a) No-till farming
Which soil conservation method involves planting along the contour lines of a slope?
a) Strip cropping
b) Contour plowing
c) Mulching
d) Terracing
Answer: b) Contour plowing
Which of the following is a warm-season crop?
a) Wheat
b) Barley
c) Rice
d) Oats
Answer: c) Rice
What is the primary cause of soil salinization?
a) Excessive rainfall
b) Poor drainage
c) Over-fertilization
d) Wind erosion
Answer: b) Poor drainage
Which method is used to determine the soil texture?
a) pH testing
b) Hydrometer method
c) Chromatography
d) Flame photometry