Agro & Allied Science MCQs for LDC
Practice 20 free Agro & Allied Science questions under Applied Science (Rajasthan) — Science & Tech.
Strengthen your Agro & Allied Science knowledge for LDC with curated MCQs. Switch between Hindi and English anytime.
LDC — Applied Science (Rajasthan) — Agro & Allied Science
20 Questions • Instant results & explanations • Hindi & English
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Question 1 of 20
According to the 2024-25 landmark study conducted in the Jaipur district evaluating drone deployment in wheat production, what was the observed percentage reduction in chemical pesticide usage compared to manual spraying?
Question 2 of 20
The state agricultural department aggressively promotes the inoculation of biofertilizers, such as Azotobacter and Rhizobium, primarily as a strategic countermeasure against what specific negative consequence of modern farming?
Question 3 of 20
Identify the incorrect pair regarding the crop season and its representative crops in Rajasthan:
Question 4 of 20
What is the primary scientific advantage of utilizing nano-fertilizers over conventional urea in agriculture?
Question 5 of 20
Given below are two statements, one is labeled as Assertion (A) and the other as Reason (R): Assertion (A): Drones with multispectral sensors led to a 15.72% increase in grain yield and a 37.31% rise in net revenue in wheat production. Reason (R): The NDVI calculations allowed drones to perform variable-rate application of fertilizers exclusively on nutrient-deficient patches rather than uniform spraying. Choose the correct answer:
Question 6 of 20
Given below are two statements, one labeled as Assertion (A) and the other as Reason (R): Assertion (A): Scientists at CAZRI developed the Shekhawati breed primarily for enhanced wool production. Reason (R): Shekhawati is a genetically engineered, hornless sheep breed adapted to arid climates. Choose the correct option:
Question 7 of 20
The Directorate of Rapeseed-Mustard Research (DRMR) serves as the definitive national nodal agency for developing mustard cultivars that demonstrate strong genetic resistance to which highly devastating pathogen?
Question 8 of 20
Match the Soil Conservation Technique (List-I) with its Primary Scientific Purpose (List-II): List-I a. Shelterbelts b. Contour bunding c. Gypsum application List-II 1. Arrest surface water runoff 2. Reclaim highly alkaline soils 3. Break wind velocity and prevent aeolian erosion
Question 9 of 20
Analyze the cropping patterns. If a farmer possesses arable land primarily featuring fine-textured, high moisture-retaining Vertisols, which combination of crops would maximize agronomic success without requiring artificial pH amendment?
Question 10 of 20
How many priority villages suffering from acute groundwater depletion are specifically targeted for hydro-ecological restoration under the relaunched MJSA 2.0 framework?
Question 11 of 20
Which of the following State Agricultural Universities is strategically established in Udaipur to serve primarily as the academic and extension hub for the sub-humid southern Aravali regions?
Question 12 of 20
Consider the following agronomic practices: 1. Deep summer ploughing 2. Use of organic mulches 3. Cultivation of short-duration cultivars Which of the above practices are primarily adopted under Dry Farming in Western Rajasthan?
Question 13 of 20
Which of the following interventions is incorrectly matched with the agricultural threat it is intended to control?
Question 14 of 20
Consider the following statements regarding agricultural micro-irrigation frameworks: I. Drip irrigation reduces water loss but restricts Water Use Efficiency to 50%. II. Sprinkler systems are deemed ideal for the undulating sandy terrain of Western Rajasthan. III. The traditional reliance on unpredictable monsoons is being replaced by these frameworks. Which of the statements is/are mathematically and factually correct?
Question 15 of 20
What is the primary function of deploying biological controls, such as ladybird beetles and Bacillus thuringiensis sprays, in modern agronomy?
Question 16 of 20
Assertion (A): The National Research Centre on Camel (NRCC) pioneers the commercialization of medicinal camel milk. Reason (R): Camel milk possesses significant anti-diabetic properties, making it highly valuable for therapeutic use.
Question 17 of 20
The insecticidal crystal proteins derived from Bacillus thuringiensis and expressed in Bt crops exert their lethal effect primarily by acting as:
Question 18 of 20
Which district serves as a common overlapping geographic habitat for both the Tharparkar and Kankrej indigenous cattle breeds?
Question 19 of 20
Which of the following pairs of agricultural products have both been formally recognized with a Geographical Indication (GI) tag to protect their unique regional biodiversity?
Question 20 of 20