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Q.6
RPSC Agriculture Research Officer (Agriculture Chemistry) - 2020 (Q.120)
MCQ (Single Correct) +1 −0.33
English हिन्दी

Which of the following minerals is readily dissolved in water ?

निम्न में से कौन सा खनिज आसानी से पानी में घुल जाता है ?
Q.7
RPSC Agriculture Research Officer (Agriculture Chemistry) - 2020 (Q.128)
MCQ (Single Correct) +1 −0.33
English हिन्दी
CaAl2Si2O8 is a formula of
CaAl2Si2O8 निम्न में से किसका सूत्र है?

Agriculture Chemistry Subjects

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Rajasthan History

4 Topics
Major Dynasties & Prominent Rulers Ancient & Early History Modern History & Freedom Movements Integration of Rajasthan

Rajasthan Art & Culture

5 Topics
Forts, Monuments & Architecture Fairs, Festivals & Traditions Folk Music, Dance & Drama Folk Deities & Saints Language, Dialects & Literature

Rajasthan Geography

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Drainage System & Water Resources Soils, Forests & Wildlife Physiography & Relief Features Climate & Agro-Climatic Zones Environmental Issues & Desertification Mineral & Energy Resources

Rajasthan Economy

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Demographics & Tribal Economy

Soil Physical Chemistry & Colloids

6 Topics
Diffuse Double Layer & Electrokinetic Properties of Colloids Soil Organic Matter Fractionation & Clay-Organic Interactions Soil Colloids & Origin of Charge Elemental Composition of Earth's Crust and Soils Adsorption and Desorption Properties of Soil Colloids Soil Physical Chemistry & Chemical Thermodynamics

Ion Exchange & Nutrient Fixation

6 Topics
Cation and Anion Exchange in Soils Nutrient Fixation in Soils (K, P, NH4+) Chemistry of Acid Soils Soil Reaction (pH) & Nutrient Availability Chemistry and Electrochemistry of Submerged Soils Soil-Pesticide Interaction

Soil Mineralogy & Clay Minerals

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Crystalline & Non-Crystalline Clay Minerals Structural Chemistry & Classification of Soil Minerals Active

Pedology & Soil Classification

3 Topics
Soil Formation Factors, Processes & Soil Profile Soil Classification Systems & Soil Taxonomy Weathering of Rocks and Minerals

Soil Survey & Remote Sensing

4 Topics
Soil Survey & Soil Mapping Major Soil Groups of India and Rajasthan Land Capability, Irrigability & Land Evaluation Remote Sensing and GIS Techniques

Soil Physics & Water Relations

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Soil Moisture Classification, Movement & Management Soil Physical Properties Soil Air and Soil Temperature

Soil Fertility & Fertilizer Technology

4 Topics
Micronutrients & Role of Chelates Fertilizer Manufacturing Processes & Characteristics Soil Fertility, Productivity & Essential Plant Nutrients Macronutrients (N, P, K, S) Forms & Transformations

Principles of Agronomy & Agro-Meteorology

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Soil Test Methods & Soil Test Crop Response (STCR) Analytical Instruments in Soil Testing Soil Fertility Evaluation, Field Trials & Soil Health Fertilizer Use Efficiency, SSNM & INM

Tillage & Crop Geometry

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Biological Nitrogen Fixation, Bio-fertilizers & Organic Manures Microbial Transformation of Plant Nutrients Soil Organic Matter, Humus & Waste Recycling Soil Biota, Rhizosphere Biochemistry & Soil Enzymes

Cropping Systems & Sustainable Agriculture

3 Topics
Salt-Affected Soils & Poor-Quality Waters Soil Erosion, Conservation & Watershed Management Acid, Acid-Sulphate & Permeability-Problem Soils

Dryland Farming & Watershed Management

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Soil, Water and Air Pollution in Agriculture

Weed Management & Herbicide Physiology

2 Topics
Analytical Reagents, Indicators & Standard Curves Acid-Base, Redox & Complexometric Titrations

Soil Fertility & Plant Nutrition

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Nutrient Potentials, Buffering & Fixation Capacities Electrochemical Titration & Exchange Capacity Estimation Soil and Plant Sample Analysis for Essential Nutrients

Irrigation Water Management

2 Topics
Radioactivity, Radioisotopes & Nuclear Radiations Radiation Monitoring & Nuclear Instruments
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