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Solutions and explanation of Questions 1 to 15
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This lesson covers the solutions and explanation of Questions 1 to 15.

Rangarajan Ramakrishnan
IAS 2005 batch (AIR 46), Chartered Accountant and Cost accountant, Teaching Polity at Officers IAS Academy at Chennai.

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tantangannihh
So question number 3, 1st statement: All sensor systems that warn off earthquakes are based on detection of P and S waves generated during the Earthquake. Is it a correct statement? Because there are few detectors based on detection of Radon gas concentration.
Hello....Sir Thank you so much for such a fruitful mock tests. I have a doubt on explanation of Qstn no 2 of Jal Gram scheme....Sir, I think it is applicable to each and every dstt of country. Please clarify it...Thnkuu
Can these test's continue till our Prelims test come near by.I'm expecting you sir to continue this till may ending 2017. I'm your student from Officer's IAS academy.Thank you for the class sir.
10/15. thanks a lot sir
plz continue the series
1. UPSC Prelims Mock Test series - 1 Answers 1-15

2. 2 Presented by me Rangarajan Associate Director at Officers IAS academy online & offline test series -in line with IAS of 2005 batch-AIR 46th rank Pl visit officersiasacademy.com for both Prelims expectations from Dec 16 - June 17 Follow me at https://unacademy.in/user/rangarajanias

3. 3 e growth rate of per capita income at current prices in higher than that of per capita income at constant prices, because the latter takes into account the rate of a) growth of population b) increase in price level c) growth of money supply d) increase in the wage rate Explanation-the measurement or calculation of national income on current price is not considered as true indicator of economic growth because does not consider rate of increase in price level i.e does not discount inflation

4. 4 heme is one of the 2. Jal gram scheme is one of the components of a) MNREGA b) Jal Kranti Abhiyan c) Rashtriya Grameen Kranti Abhiyan d) both a and b Explanation-Fifty villages with acute water scarcity in 25 states have been chosen for jal gram scheme to make them water surplus through integrated development and water conservation measures

5. 5 3. Which of the following statements are true? i) all sensor systems that warn off earthquakes are based on detection of P and S waves generated during arn earthquake ii) the P wave is harmful and travels faster than S waves is detected by the sensors for advance warning a) i only b) ii only c) both i and ii d) neither i nor ii Explanation-the P wave is harmless and travels faster than S waves and is detected by the sensors for advance warning. Time gap between P & S wav may only be 60-90 second though

6. 4 Sources of Mercury pollution include 1) burning coal for power and heat 11) batteries, thermometers and barometers 11) electric switches and relays n equipment a) i only c) iii only Explanation-other sources include lamps, b) ii only d) i,ii and iii dental amalgam, skin-lightening products and other cosmetics and pharmaceuticals

7. 7 5, Rashtriya Avishkar Abhiyan aims to a) inculcate spirit of inquiry, creativity and love of motherhood b) inculcate values and principles from the history of india c) inculcate spirit of inquiry, creativity and love for science and mathematics d) reward the spirited youth and good Samaritans Explanation-it is developed by the ministry of Human resource development. Launched in July 2015

8. 8 6 Which of the following statements are true? i) Akash surface to air missile system and can employ multiple air targets while operating in fully autonomous mode ii) The Akash system can be launched from static and mobile platforms a) i only b) ii only c) both i and ii d) neither i nor i.

9. 9 7.GAGAN system was developed by i)ISRO ii) DRDO iii) BARC iv) AAI a) i and ii c) i and iv b) ii only d) i only Explanation-GPS-Aided GEO AUGMENTED NAVIGATION SYSTEM. Implementation of regional satellite- based augmentation system by the Indian Government. First step towards introduction of modern communication, navigation, surveillance Air traffic management system over Indiar airspace

10. 10 8 Which of the following statements are true regarding polar bears? i) They are the largest land herbivores in the world ii) They sit at the top of the food chain in the biologically rich arctic a) i only b) ii only c) both i and ii d) neither i nor ii Explanation-they are the largest land carnivores in the world

11. 14 12.The chemicals used for cloud seeding include 1) silver iodide ii) potassium iodide iii) solid carbondioxide iv) liquid propane a) i and ii c) i,ii,iii,iv Explanation-cloud seeding, a form of weather b) ii and ii d )None modification is an attempt to change the amount or type of precipitation that falls from clouds by dispersing substances into the air that serve as cloud condensation or ice nuclei

12. 17 15.The elements of Indradhanush plan for PSBs include 1Board of Bureau ii) De-stressing and empowerment iii) Capitalisation a) 1 only c) iii only Explanation : 7 Pronged strategy which b) ii only d) i,ii and iii includes Appointments, Framework for accountability and governance reforms