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Objective Questions

Latest UPSSSC JE Exam Question (Objective Questions), MCQ in English

Subjects : Farm Power Engineering and Non-Conventional Sources of Energy, I.C. Engines, Tractor, Non-conventional Energy: Biogas Technology, Wind Engineering and Solar Energy Technology, Post-Harvest Technology and Agro-Waste Industries: Introductión, Agro-based Industries, Farm and Land Development Machinery: Farm Mechanization, Irrigation and Drainage Engineering, Water Requirements of Plants, Irrigation Methods and Minor Irrigation, Soil and Water Conservation and Land Reclamation Engineering, Land Reclamation and Ravine Reclamation, Computer and Information Technology and Contemporary Technological Development and Innovation in this field, General Information of UP

Question Bank UPSSSC Junior Engineer (Agriculture) Exam - English
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Farm Power Engineering and Non-Conventional Sources of Energy

Question 1Single Answer
Which of the following is a traditional source of farm power in India?
  1. A
    Solar panel
  2. B
    Diesel generator
  3. C
    Electric motor
  4. D
    Draught animal
Question 2Single Answer
Which mechanical power source is most commonly used for performing multiple agricultural operations?
  1. A
    Windmill
  2. B
    Biogas plant
  3. C
    Solar dryer
  4. D
    Tractor
Question 3Single Answer
The major advantage of mechanical farm power over animal power is:
  1. A
    Higher work capacity
  2. B
    Lower initial investment in every case
  3. C
    No maintenance requirement
  4. D
    Complete independence from fuel
Question 4Single Answer
Which source of farm power is particularly suitable for small holdings and intercultural operations?
  1. A
    Power tiller
  2. B
    Large crawler tractor
  3. C
    Wind turbine
  4. D
    Stationary steam engine
Question 5Single Answer
A stationary engine on a farm is commonly used for:
  1. A
    Pumping water and operating machines
  2. B
    Ploughing directly
  3. C
    Harvesting without attachments
  4. D
    Animal transportation

I.C. Engines

Question 6Single Answer
An internal combustion engine converts the chemical energy of fuel primarily into:
  1. A
    Electrical energy
  2. B
    Mechanical energy
  3. C
    Nuclear energy
  4. D
    Solar energy
Question 7Single Answer
In an I.C. engine, combustion of fuel takes place:
  1. A
    Outside the engine cylinder only
  2. B
    Inside the engine cylinder
  3. C
    Inside the radiator
  4. D
    Inside the crankcase
Question 8Single Answer
Which of the following is an external combustion engine?
  1. A
    Petrol engine
  2. B
    Steam engine
  3. C
    Diesel engine
  4. D
    Gas engine
Question 9Single Answer
A heat engine primarily converts:
  1. A
    Heat energy into mechanical work
  2. B
    Mechanical energy into heat only
  3. C
    Electrical energy into chemical energy
  4. D
    Solar energy into nuclear energy
Question 10Single Answer
Petrol engines are generally classified as:
  1. A
    Steam engines
  2. B
    Compression ignition engines
  3. C
    External combustion engines
  4. D
    Spark ignition engines

Tractor

Question 11Single Answer
Which type of tractor is designed for performing a wide variety of general farm operations?
  1. A
    Orchard tractor
  2. B
    Utility tractor
  3. C
    Crawler tractor
  4. D
    Garden tractor
Question 12Single Answer
A row-crop tractor is primarily designed for:
  1. A
    Intercultural operations between crop rows
  2. B
    Deep mining operations
  3. C
    Stationary threshing only
  4. D
    Forest logging only
Question 13Single Answer
Which tractor is specially designed with a narrow and streamlined body for working between fruit trees?
  1. A
    Orchard tractor
  2. B
    Crawler tractor
  3. C
    Industrial tractor
  4. D
    Utility tractor
Question 14Single Answer
Which type of tractor moves on continuous tracks instead of pneumatic tyres?
  1. A
    Orchard tractor
  2. B
    Row-crop tractor
  3. C
    Crawler tractor
  4. D
    Utility wheel tractor
Question 15Single Answer
Track-type tractors are especially suitable for soils having:
  1. A
    Low bearing capacity
  2. B
    Very high surface hardness only
  3. C
    No moisture
  4. D
    Completely paved surfaces only

Non-conventional Energy: Biogas Technology

Question 16Single Answer
Biogas is mainly produced by the decomposition of organic matter under:
  1. A
    Anaerobic conditions
  2. B
    Aerobic conditions
  3. C
    High-pressure oxygen conditions
  4. D
    Vacuum combustion conditions
Question 17Single Answer
The biological decomposition of organic waste in the absence of oxygen is known as:
  1. A
    Oxidation
  2. B
    Combustion
  3. C
    Gasification
  4. D
    Anaerobic digestion
Question 18Single Answer
Which of the following is commonly used as feedstock in a rural biogas plant?
  1. A
    Cattle dung
  2. B
    Petrol
  3. C
    Diesel
  4. D
    Kerosene
Question 19Single Answer
Biogas production is primarily carried out in a closed structure called a:
  1. A
    Condenser
  2. B
    Digester
  3. C
    Carburettor
  4. D
    Radiator
Question 20Single Answer
Which of the following agricultural materials can be used for biogas production?
  1. A
    All of these
  2. B
    Animal dung
  3. C
    Organic farm waste
  4. D
    Crop residues

Wind Engineering and Solar Energy Technology

Question 21Single Answer
A wind turbine converts the kinetic energy of wind into:
  1. A
    Thermal energy only
  2. B
    Chemical energy
  3. C
    Nuclear energy
  4. D
    Mechanical energy
Question 22Single Answer
In a wind-electric system, the generator converts mechanical energy into:
  1. A
    Electrical energy
  2. B
    Chemical energy
  3. C
    Solar energy
  4. D
    Hydraulic energy
Question 23Single Answer
HAWT stands for:
  1. A
    Horizontal Axis Wind Turbine
  2. B
    High Air Wind Tower
  3. C
    Horizontal Air Water Turbine
  4. D
    High Axis Wind Transformer
Question 24Single Answer
VAWT stands for:
  1. A
    Vertical Axis Wind Turbine
  2. B
    Variable Air Wind Tower
  3. C
    Vertical Air Water Turbine
  4. D
    Variable Axis Wind Transformer
Question 25Single Answer
In a horizontal axis wind turbine, the rotor axis is generally:
  1. A
    Unrelated to wind direction
  2. B
    Perpendicular to the ground only
  3. C
    Vertical to the earth's surface
  4. D
    Parallel to the wind direction

Post-Harvest Technology and Agro-Waste Industries: Introductión

Question 26Single Answer
The main objective of post-harvest processing is to:
  1. A
    Increase field moisture
  2. B
    Increase weed growth
  3. C
    Delay harvesting
  4. D
    Reduce losses and improve product quality
Question 27Single Answer
Post-harvest losses occur mainly during:
  1. A
    Seed sowing only
  2. B
    Ploughing only
  3. C
    Harvesting, handling, processing and storage
  4. D
    Irrigation only
Question 28Single Answer
Grain processing helps farmers primarily by:
  1. A
    Reducing market value
  2. B
    Adding value to produce
  3. C
    Increasing foreign matter
  4. D
    Increasing moisture content
Question 29Single Answer
Seed processing differs from ordinary grain processing because seed processing places greater emphasis on:
  1. A
    Cooking quality only
  2. B
    Increasing breakage
  3. C
    Maintaining germination and purity
  4. D
    Maximum crushing
Question 30Single Answer
Which is an important benefit of seed processing?
  1. A
    Increase in weed seeds
  2. B
    Removal of impurities and inferior seeds
  3. C
    Increase in broken seeds
  4. D
    Reduction in varietal purity

Agro-based Industries

Question 31Single Answer
The primary raw material used in the sugar industry is:
  1. A
    Paddy
  2. B
    Sugarcane
  3. C
    Wheat
  4. D
    Soybean
Question 32Single Answer
The main objective of sugarcane crushing is to extract:
  1. A
    Protein
  2. B
    Fibre only
  3. C
    Starch
  4. D
    Juice
Question 33Single Answer
Sugarcane juice is mainly extracted by passing cane through:
  1. A
    Graders
  2. B
    Screens
  3. C
    Dryers
  4. D
    Rollers
Question 34Single Answer
A conventional sugarcane crusher commonly uses:
  1. A
    A hammer mill only
  2. B
    One flat plate only
  3. C
    A centrifugal fan
  4. D
    Two or three rollers
Question 35Single Answer
The rollers in a sugarcane crusher are generally made of:
  1. A
    Cast iron or steel
  2. B
    Wood only
  3. C
    Rubber only
  4. D
    Glass

Farm and Land Development Machinery: Farm Mechanization

Question 36Single Answer
Farm mechanization refers to the use of:
  1. A
    Only irrigation water
  2. B
    Only chemical fertilizers
  3. C
    Only manual labour
  4. D
    Machines and improved tools in agricultural operations
Question 37Single Answer
The main objective of farm mechanization is to:
  1. A
    Increase labour requirement in every operation
  2. B
    Improve timeliness, productivity and efficiency of farm operations
  3. C
    Reduce cropping intensity
  4. D
    Increase field losses
Question 38Single Answer
Which of the following is an important benefit of farm mechanization?
  1. A
    Timely completion of agricultural operations
  2. B
    Increased drudgery
  3. C
    Reduced field capacity
  4. D
    Increased dependence on manual work only
Question 39Single Answer
Mechanization can increase cropping intensity mainly by:
  1. A
    Eliminating seedbed preparation
  2. B
    Increasing fallow period
  3. C
    Delaying harvesting
  4. D
    Reducing the time required between successive crop operations
Question 40Single Answer
One major constraint to farm mechanization in India is:
  1. A
    Lack of need for timely operations
  2. B
    Absence of agricultural crops
  3. C
    Excessively large farms everywhere
  4. D
    Small and fragmented landholdings

Irrigation and Drainage Engineering

Question 41Single Answer
Irrigation is the artificial application of water to soil for:
  1. A
    Fuel generation only
  2. B
    Road construction only
  3. C
    Crop production
  4. D
    Building storage structures
Question 42Single Answer
The main objective of irrigation is to supplement:
  1. A
    Excessive soil salinity only
  2. B
    Inadequate rainfall
  3. C
    Wind velocity
  4. D
    Solar radiation
Question 43Single Answer
Irrigation engineering primarily deals with:
  1. A
    Only crop harvesting
  2. B
    Planning, conveyance, distribution and application of irrigation water
  3. C
    Only fertilizer production
  4. D
    Only seed processing
Question 44Single Answer
Which is one of the oldest known methods of irrigation?
  1. A
    Centre-pivot irrigation
  2. B
    Sprinkler irrigation
  3. C
    Drip irrigation
  4. D
    Basin irrigation
Question 45Single Answer
Historically, major irrigation developments were closely associated with:
  1. A
    Urban industries only
  2. B
    Mountain mining only
  3. C
    Marine transport only
  4. D
    River valley civilizations

Water Requirements of Plants

Question 46Single Answer
Soil texture refers to the relative proportion of:
  1. A
    Water, air and roots
  2. B
    Sand, silt and clay
  3. C
    Nitrogen, phosphorus and potassium
  4. D
    Organic matter only
Question 47Single Answer
Which soil particle has the largest size?
  1. A
    Sand
  2. B
    Silt
  3. C
    Clay
  4. D
    Colloid
Question 48Single Answer
Which soil fraction has the smallest particle size?
  1. A
    Sand
  2. B
    Clay
  3. C
    Gravel
  4. D
    Silt
Question 49Single Answer
Sandy soils generally have:
  1. A
    Very high capillary storage only
  2. B
    Low infiltration and high water-holding capacity
  3. C
    No drainage
  4. D
    High infiltration and low water-holding capacity
Question 50Single Answer
Clay soils generally possess:
  1. A
    No capillary water
  2. B
    Very low specific surface area
  3. C
    Very rapid drainage
  4. D
    High water-holding capacity
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