This page contains UPSC CSE/IAS Prelims 2018 General Studies(GS) Questions Paper I with answer key and explanation.
It really helps to take a look at these questions and even better if one try to solve them in timely manner.
These UPSC CSE Prelims 2016 questions for GS Paper 1 are also helpful in understanding the syllabus and
pattern of the exam.
Which of the following is/are the possible consequence/s of heavy sand mining in riverbeds ?
1. Decreased salinity in the river 2. Pollution of groundwater 3. Lowering of the water-table
Select the correct answer using the code given below :
With reference to agricultural soils, consider the following statements :
1. A high content of organic matter in soil drastically reduces its water holding capacity. 2. Soil does not play any role in the sulphur cycle. 3. Irrigation over a period of time can contribute to the salinization of some
agricultural lands. Which of the statements given above is/are correct ?
1. The Barren Island volcano is an active volcano located in the Indian territory. 2. Barren Island lies about 140 km east of Great Nicobar. 3. The last time the Barren Island volcano erupted was in 1991 and it has remained inactive since then.
Which of the statements given above is/are correct?
1. Most of the world's coral reefs are in tropical waters. 2. More than one-third of the world's coral reefs are located in the territories of Australia, Indonesia and Philippines. 3. Coral reefs host far more number of animal phyla than those hosted by tropical rainforests.
Which of the statements given above is/are correct ?
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