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A/L Technology Stream · Sri Lanka · NIE 2017

Bio Systems
Technology

A/L ජෛව පද්ධති තාක්ෂණවේදය විෂය සඳහා අවශ්‍ය සියලුම පාඩම් සටහන්, PDF ගොනු, කෙටි සටහන්, Quiz, Past Papers සහ ඉගෙනුම් සම්පත් එකම තැනකින් නොමිලේ ලබාගන්න. සතියේ අධ්‍යයන සැලසුම් (Weekly Study Plans), දෛනික අධ්‍යයන කාර්යයන් (Daily Tasks), Syllabus Coverage Progress සහ Smart Learning Tools සමඟ ක්‍රමානුකූලව ඉගෙන ගනිමින් A/L විභාගයට විශ්වාසයෙන් සූදානම් වන්න.

More Than Notes — Your Complete A/L Technology Learning Platform.

19
Competencies
600
Hours
2
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Competency 01 Grade 12 · Term 1 ⏱ 12 hrs 📥 Notes Available

Climatic Conditions for Bio Systems

දේශගුණික තත්ත්ව

Understanding climatic and meteorological factors that influence bio systems — rainfall, solar radiation, temperature, wind, humidity and atmospheric pressure. Setting up and operating weather monitoring stations.

📌 Sub-competencies / උප නිපුණතා
🌦️ Climate vs Weather
🌧️ Rainfall Measurement
☀️ Solar Radiation
🌡️ Temperature Monitoring
💨 Wind Speed & Direction
💧 Relative Humidity
🔭 Weather Station Setup
🤖 Automated Weather Stations
📊 Data Recording & Reporting
🔮 Weather Forecasting
⬇ Downloads — Competency 01
📄
Full Notes PDF
48 pages · 5.2 MB
⬇ Download PDF
Competency 02 Grade 12 · Term 1 ⏱ 28 hrs

Soil Properties in Bio Systems

පාංශු ගුණාංග

Physical, chemical and biological characteristics of soil. Soil pH, CEC, electrical conductivity, texture, structure and microbiology. Major Sri Lankan soil types — RBE, RYP, LHG and Laterite soils.

📌 Topics
🪨 Soil Physical Properties
⚗️ Chemical Properties & pH
🦠 Biological Properties
📏 Soil Texture & Structure
💧 Water Holding Capacity
⚡ Electrical Conductivity (EC)
🔄 Cation Exchange Capacity
🗺️ Sri Lanka Soil Types
🐛 Macro & Micro Organisms
⬇ Downloads — Competency 02
📄
Full Notes PDF
60 pages · 6.4 MB
⬇ Download PDF
📄
Soil Lab Practical Guide
24 pages · 2.8 MB
⬇ Download PDF
📄
Sri Lanka Soil Types
28 pages · 3.1 MB
⬇ Download PDF
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Competency 03 Grade 12 · Term 1 ⏱ 50 hrs

Land Surveying & Levelling

බිම් මැනීමේ

Plane table surveying, chain surveying, compass surveying, GPS, GIS, photogrammetry and levelling techniques. Field and office work, map drawing and area calculation.

📌 Topics
📐 Plane Table Surveying
⛓️ Chain Surveying
🧭 Compass Surveying
📡 GPS / GNSS
🗺️ GIS Basics
📸 Photogrammetry
📏 Levelling Methods
📈 Contour Maps
🔢 Area Calculation
⬇ Downloads — Competency 03
📄
Full Notes PDF
68 pages · 7.2 MB
⬇ Download PDF
📄
Field Practical Manual
32 pages · 3.4 MB
⬇ Download PDF
📊
Calculations Workbook
Excel · 0.9 MB
⬇ Download PDF
📄
Past Paper Questions
22 pages · 2.2 MB
⬇ Download PDF
Competency 04 Grade 12 · Term 1 ⏱ 08 hrs

Water Sources in Bio Systems

ජල ප්‍රභව

Surface and underground water sources, factors affecting water availability, rainwater harvesting systems and their structures.

📌 Topics
🏞️ Surface Water Sources
🌊 Underground Water
🌧️ Rainwater Harvesting
🏗️ Harvesting Structures
🔍 Site Selection Factors
💧 Water Requirements
⬇ Downloads — Competency 04
📄
Full Notes PDF
36 pages · 3.8 MB
⬇ Download PDF
Competency 05 Grade 12 · Term 1 ⏱ 22 hrs 📥 Notes Available

Water Quality Assessment

ජලය ගුණාත්මක

Physical, chemical and biological water quality parameters. BOD, COD, DO, turbidity, coliform testing. Water pollution sources, wastewater treatment stages and drinking water standards.

📌 Topics
🔬 Physical Parameters
⚗️ Chemical Parameters
🦠 Biological Parameters
📊 BOD / COD / DO
🏭 Water Pollution Sources
🔄 Wastewater Treatment
🚰 Drinking Water Standards
📋 Water Quality Lab Tests
⬇ Downloads — Competency 05
📄
Full Notes PDF
52 pages · 5.6 MB
⬇ Download PDF
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Competency 06 Grade 12 · Term 2 ⏱ 18 hrs

Commercial Plant Propagation

පැළ නිෂ්පාදනය

Sexual and asexual plant propagation methods. Grafting, budding, layering, micro-propagation (tissue culture), nursery management and commercial seedling production.

📌 Topics
🌱 Sexual Propagation
🌿 Asexual Propagation
✂️ Grafting Techniques
🔵 Air Layering
🧫 Micro-propagation
🪴 Nursery Management
📦 Seedling Grading
🚚 Transport & Standards
⬇ Downloads — Competency 06
📄
Full Notes PDF
46 pages · 5.0 MB
⬇ Download PDF
📄
Grafting & Budding Guide
24 pages · 2.6 MB
⬇ Download PDF
📄
Tissue Culture Notes
28 pages · 3.2 MB
⬇ Download PDF
Competency 07 Grade 12 · Term 2 ⏱ 22 hrs

Aquatic Bio-Resource Industry

ජලජ සම්පත්

Ornamental and food fish culture, aquatic plant cultivation, breeding techniques, tank management, fish nutrition, disease control and market preparation.

📌 Topics
🐟 Ornamental Fish Farming
🐠 Food Fish Culture
🌿 Aquatic Plant Culture
🧬 Breeding Techniques
🍽️ Fish Nutrition
🏥 Disease Management
📦 Packaging for Market
⬇ Downloads — Competency 07
📄
Full Notes PDF
54 pages · 5.8 MB
⬇ Download PDF
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Competency 08 Grade 12 · Term 2 ⏱ 38 hrs

Animal Production Technology

සත්ත්ව නිෂ්පාදන

Advanced poultry and cattle production systems. Egg incubation, broiler meat processing, commercial dairy industry, quality milk production and egg-based value-added products.

📌 Topics
🐔 Poultry Production Systems
🥚 Egg Incubation
🐄 Dairy Cattle Management
🥛 Milk Quality Standards
🍗 Broiler Meat Processing
💉 Animal Health Management
📊 Value-added Egg Products
⬇ Downloads — Competency 08
📄
Full Notes PDF
64 pages · 6.8 MB
⬇ Download PDF
Competency 09 Grade 12 · Term 3 ⏱ 65 hrs 📥 Notes Available

Quality Food Processing & Technology

ආහාර නිෂ්පාදනය

Food spoilage factors, preservation methods (thermal, chemical, biological), food safety standards, HACCP, GMP, GAP, new food product development, packaging and food adulteration.

📌 Topics
🦠 Food Spoilage Factors
🌡️ Thermal Preservation
❄️ Cold Chain Methods
🔬 HACCP & GMP
🆕 New Product Development
📦 Food Packaging
🏷️ Food Labelling Laws
⚠️ Food Adulteration
✅ Quality Certification
🍽️ Sensory Evaluation
⬇ Downloads — Competency 09
📄
Full Notes PDF
80 pages · 8.2 MB
⬇ Download PDF
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Competency 10 Grade 12 · Term 3 ⏱ 15 hrs

Post-Harvest Technology

අස්වනු

Reducing post-harvest losses in paddy, fruits and vegetables. Maturity indices, storage, transportation and fish handling at various stages.

📌 Topics
🌾 Paddy Post-Harvest
🍎 Fruit Maturity Index
🥦 Vegetable Storage
🐟 Fish Handling
📉 Loss Minimisation
🚛 Transport Guidelines
⬇ Downloads — Competency 10
📄
Full Notes PDF
44 pages · 4.6 MB
⬇ Download PDF
📄
Practical Manual
18 pages · 2.0 MB
⬇ Download PDF
Competency 11 Grade 12 · Term 3 ⏱ 20 hrs

Protected Cultivation Technology

ආරක්ෂිත වගාව

Protected structures — types, construction and environmental control. Hydroponics, aquaponics and other soilless cultivation systems. Monitoring and controlling temperature, humidity and light.

📌 Topics
🏗️ Greenhouse Types & Construction
💧 Hydroponics Systems
🐟 Aquaponics
🌡️ Climate Control Inside
💡 Lighting Management
📐 Structure Design & Costing
⬇ Downloads — Competency 11
📄
Full Notes PDF
50 pages · 5.4 MB
⬇ Download PDF
📄
Hydroponics Guide
26 pages · 2.8 MB
⬇ Download PDF
📄
Greenhouse Construction
28 pages · 3.0 MB
⬇ Download PDF
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Competency 12 Grade 13 · Term 1 ⏱ 74 hrs 📥 Notes Available

Mechanisation & Irrigation Systems

යාන්ත්‍රීකරණය

Water pumps, drip and sprinkler irrigation systems, land preparation equipment, small engines, tractors and plant protection equipment. Calculations for pump head, discharge and power.

📌 Topics
⚙️ Centrifugal Pumps
🔧 Piston Pumps
💧 Drip Irrigation
🌊 Sprinkler Systems
🚜 Tractors & Systems
🛠️ Land Preparation Tools
🌿 Sprayer Equipment
🔢 Pump Calculations
⚡ Power Requirements
⬇ Downloads — Competency 12
📄
Full Notes PDF
74 pages · 7.8 MB
⬇ Download PDF
Competency 13 Grade 13 · Term 1 ⏱ 26 hrs

Timber & Non-Timber Forest Products

දව නිෂ්පාදන

Economically important timber species in Sri Lanka, timber grading, seasoning and preservation. Forest measurement (dendrometry), non-timber products — cosmetics, medicinal, bath & body care, decorative.

📌 Topics
🪵 Timber Species (Sri Lanka)
📊 Timber Grading Standards
🌡️ Wood Seasoning Methods
🔬 Timber Preservation
📏 Dendrometry Measurements
🌿 Non-Timber Forest Products
💄 Cosmetic Extracts
💊 Medicinal Products
⬇ Downloads — Competency 13
📄
Full Notes PDF
52 pages · 5.6 MB
⬇ Download PDF
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Competency 14 Grade 13 · Term 1 ⏱ 20 hrs

Plantation & Export Crop Products

ක්‍ෂුද්‍ර අපනයන

Value-added processing of coconut, tea, rubber and minor export crops including spices (pepper and cinnamon). Processing steps, quality standards for export markets.

📌 Topics
🥥 Coconut Products
🍵 Tea Processing
🌳 Rubber Products
🌶️ Pepper Processing
🌿 Cinnamon Products
📊 Export Quality Standards
🏭 Value Addition Methods
⬇ Downloads — Competency 14
📄
Full Notes PDF
48 pages · 5.2 MB
⬇ Download PDF
Competency 15 Grade 13 · Term 2 ⏱ 72 hrs 📥 Notes Available

Process Control & Automation

ස්වයංක්‍රීයකරණ

Electrical measurements, simple circuit construction, PLC systems, Arduino microcontrollers, sensors, actuators and automation systems for bio systems applications.

📌 Topics
⚡ Electrical Measurements
🔌 Circuit Construction
🤖 PLC Systems
🖥️ Arduino Board
📡 Sensors & Actuators
💡 Relay & Motor Control
🌡️ Temperature Controllers
💧 Automated Water Systems
🔢 Electrical Calculations
⬇ Downloads — Competency 15
📄
Full Notes PDF
70 pages · 7.4 MB
⬇ Download PDF
📄
Arduino Practical Guide
32 pages · 3.4 MB
⬇ Download PDF
📄
PLC Systems Notes
24 pages · 2.6 MB
⬇ Download PDF
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Competency 16 Grade 13 · Term 2 ⏱ 08 hrs

Occupational Safety & Health

වෘත්තීය ආරක්ෂාව< jD;a;Sh wdrl aIdj yd fi!LH ls %hdud¾. Ndú;d lsÍfï iQÞku

Workplace hazards in bio systems technology (physical, chemical, biological, ergonomic, psychosocial). Risk assessment, hazard control hierarchy and occupational safety regulations.

📌 Topics
⚠️ Physical Hazards
☣️ Chemical Hazards
🦠 Biological Hazards
🪑 Ergonomics
📋 Risk Assessment
🛡️ Hazard Control
⚖️ Safety Regulations
⬇ Downloads — Competency 16
📄
Full Notes PDF
36 pages · 3.8 MB
⬇ Download PDF
Competency 17 Grade 13 · Term 2 ⏱ 40 hrs 📥 Notes Available

Horticulture & Landscape Design

උද්‍යාන විද්‍යාව

Cut flowers and ornamental foliage cultivation, post-harvest handling and market preparation. Landscape design principles, hard and soft landscape elements, installation and maintenance.

📌 Topics
🌸 Cut Flower Cultivation
🍃 Ornamental Foliage
💐 Floral Arrangements
🎨 Landscape Design Principles
🏗️ Hard Landscape Elements
🌳 Soft Landscape Elements
📐 Landscape Plans & Costings
✂️ Pruning & Maintenance
🌿 Lawn & Hedge Management
⬇ Downloads — Competency 17
📄
Full Notes PDF
62 pages · 6.4 MB
⬇ Download PDF
Competency 18 Grade 13 · Term 3 ⏱ 45 hrs

Sustainable Environmental Management

පරිසර කළමනාකරණ

Solid waste management, renewable energy production (solar, wind, bio-fuel), cleaner production technology, environmentally friendly agricultural practices and edible gardening.

📌 Topics
♻️ Solid Waste Management
☀️ Solar Energy
💨 Wind Energy
🌿 Bio-fuels
🏭 Cleaner Production
🌱 Edible Gardening
🐛 Biological Pesticides
📊 Energy from Waste
⬇ Downloads — Competency 18
📄
Full Notes PDF
64 pages · 6.8 MB
⬇ Download PDF
📄
Renewable Energy Notes
28 pages · 3.0 MB
⬇ Download PDF
📄
Waste Management Guide
22 pages · 2.4 MB
⬇ Download PDF
Competency 19 Grade 13 · Term 3 ⏱ 15 hrs 📥 Notes Available

Enterprise & Business Development

ව්‍යාපාර සංවර්ධනය

Entrepreneurship skills, SWOT analysis, business plan development, small enterprise management, logistics, documentation, micro-finance and regulatory compliance for bio-system enterprises.

📌 Topics
💡 Entrepreneurship Skills
📊 SWOT Analysis
📄 Business Plan Writing
🏦 Micro-Finance Options
⚖️ Regulatory Compliance
🚚 Logistics & Transport
📦 Market Research Methods
💰 Cost-Benefit Analysis
⬇ Downloads — Competency 19
📄
Full Notes PDF
42 pages · 4.4 MB
⬇ Download PDF
📝
Business Plan Template
Word · 1.4 MB
⬇ Download PDF
📄
SWOT & Market Analysis
18 pages · 2.0 MB
⬇ Download PDF
📄
Past Paper Questions
16 pages · 1.8 MB
⬇ Download PDF
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