Filter: 2020 Paper (7 Qs)
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Q.1
RPSC Agriculture Research Officer (Agriculture Chemistry) - 2020 (Q.21)
MCQ (Single Correct) +1 −0.33
English हिन्दी

Which of the following minerals are dominant in 'Schist' a metamorphic rock?

निम्नलिखित में से कौन से खनिज रूपान्तरित चट्टान 'शिस्ट' में प्रमुख रूप से पाये जाते हैं?

Q.2
RPSC Agriculture Research Officer (Agriculture Chemistry) - 2020 (Q.22)
MCQ (Single Correct) +1 −0.33
English हिन्दी
Which is the example of Tectosilicate mineral?
टेक्टोसिलिकेट खनिज का उदाहरण निम्न में से कौनसा है?
Q.3
RPSC Agriculture Research Officer (Agriculture Chemistry) - 2020 (Q.27)
MCQ (Single Correct) +1 −0.33
English हिन्दी
Hardness of apatite is (Moh's scale)
एपेटाइट की कठोरता (मोह पैमाने पर) होती है -
Q.4
RPSC Agriculture Research Officer (Agriculture Chemistry) - 2020 (Q.82)
MCQ (Single Correct) +1 −0.33
English हिन्दी

Which of the following mineral is the source of Mg ?

निम्न में से कौन सा मिनरल Mg का स्रोत है ?
Q.5
RPSC Agriculture Research Officer (Agriculture Chemistry) - 2020 (Q.96)
MCQ (Single Correct) +1 −0.33
English हिन्दी
Specific heat of apatite mineral is
एपाटाइट खनिज की विशिष्ट ऊष्मा होती 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

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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

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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

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Soil Physics & Water Relations

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Soil Fertility & Fertilizer Technology

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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

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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

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

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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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