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6
RPSC ARO 03 Sep 2022
MCQ (Single Correct) +1 −0.33
English हिन्दी
In clay minerals identification X-ray Diffraction analysis (XRD) is a -
क्ले खनिजों की पहचान में एक्स-रे विवर्तन विश्लेषण (एक्स. आर. डी.) है -
7
RPSC ARO 03 Sep 2022
MCQ (Single Correct) +1 −0.33
English हिन्दी
Among the 1:1 clay minerals, the most widely distributed one in Indian soils is -
1:1 क्ले खनिजों में से भारतीय मृदाओं में सर्वाधिक विस्तृत रूप से पाया जाने वाला खनिज है -
8
RPSC ARO 03 Sep 2022
MCQ (Single Correct) +1 −0.33
English हिन्दी
The specific surface area (m2/g) of montmorillonite clay is in the range of -
मोन्टमोरिलोनाइट क्ले का विशिष्ट पृष्ठ क्षेत्रफल (वर्ग मी. प्रति ग्राम) श्रेणी में होता है -

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Rajasthan History

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

Rajasthan Art & Culture

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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

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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

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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 Active Structural Chemistry & Classification of Soil Minerals

Pedology & Soil Classification

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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

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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

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Radioactivity, Radioisotopes & Nuclear Radiations Radiation Monitoring & Nuclear Instruments
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