General-studies-1-subject-wise / Geography / 2020
Prelims PYQ - 2020
Q1.
Consider the following minerals:
1. Bentonite
2. Chromite
3. Kyanite
4. Sillimanite
In India, which of the above is/are officially designated as major minerals?
(a) 1 and 2 only
(b) 4 only
(c) 1 and 3 only
(d) 2, 3 and 4 only
Q2.
With reference to Ocean Mean Temperature (OMT), which of the following statements is/are correct?
1. OMT is measured up to a depth of 26°C isotherm which is 129 metres in the south-western Indian Ocean during January - March.
2. OMT collected during January - March can be used in assessing whether the amount of rainfall in monsoon will be less or more than a certain long-term mean.
Select the correct answer using the code given below
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Q3.
With reference to chemical fertilisers in India, consider the following statements:
1. At present, the retail price of chemical fertilisers is market-driven and not administered by the Government.
2. Ammonia, which is an input of urea, is produced from natural gas.
3. Sulphur, which is a raw material for phosphoric acid fertiliser, is a by-product of oil refineries.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 and 3 only
(c) 2 only
(d) 1, 2 and 3
Q4.
Siachen Glacier is situated to the
(a) East of Aksai Chin
(b) East of Leh
(c) North of Gilgit
(d) North of Nubra Valley
Q5.
Consider the following statements:
1. Jet streams occur in the Northern Hemisphere only.
2. Only some cyclones develop an eye.
3. The temperature inside the eye of a cyclone is nearly 10°C less than that of the surroundings.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 and 3 only
(c) 2 only
(d) 1 and 3 only
Q6.
What is/are the advantage of zero tillage in agriculture?
1. Sowing of wheat is possible without burning the residue of the previous crop.
2. Without the need for a nursery of rice seedlings, direct planting of paddy seeds in the wet soil is possible.
3. Carbon sequestration in the soil is possible.
Select the correct answer using the code given below:
(a) 1 and 2 only
(b) 2 and 3 only
(c) 3 only
(d) 1, 2 and 3
Q7.
According to India's National Policy on Biofuels, which of the following can be used as raw materials for the production of biofuels?
1. Cassava
2. Damaged wheat grains
3. Groundnut seeds
4. Horse grams
5. Rotten potatoes
6. Sugar beet
Select the correct answer using the code given below:
(a) 1, 2, 5 and 6 only
(b) 1, 3, 4 and 6 only
(c) 2, 3, 4 and 5 only
(d) 1, 2, 3, 4, 5 and 6
Q8.
With reference to pulse production in India, consider the following statements:
1. Black gram can be cultivated as both kharif and rabi crops.
2. Green-gram alone accounts for nearly half of pulse production.
3. In the last three decades, while the production of kharif pulses has increased the production of rabi pulses has decreased.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 and 3 only
(c) 2 only
(d) 1, 2 and 3
Q9.
"The crop is subtropical in nature. A hard frost is injurious to it. It requires at least 210 frost - free days and 50 to 100 centimetres of rainfall for its growth. A light well-drained soil capable of retaining moisture is ideally suited for the cultivation of the crop." Which one of the following is that crop?
(a) Cotton
(b) Jute
(c) Sugarcane
(d) Tea
Q10.
With reference to the current trends in the cultivation of sugarcane in India, consider the following statements:
1. A substantial saving in seed material is when ‘bud chip settings’ are raised in a nursery and transplanted in the main field.
2. When direct planting of seeds is done, the germination percentage is better with single- budded setts as compared to sets with many buds.
3. If bad weather conditions prevail when seeds are directly planted, single-budded setts have better survival as compared to large sets.
4. Sugarcane can be cultivated using settings prepared from tissue culture.
Which of the statements given above is/are correct?
(a) 1 and 2 only
(b) 3 only
(c) 1 and 4 only
(d) 2, 3 and 4 only
Q11.
In the context of India, which of the following is/are considered to be practice(s) of eco-friendly agriculture?
1. Crop diversification
2. Legume intensification
3. Tensiometer use
4. Vertical farming
Select the correct answer using the code given below:
(a) 1, 2 and 3 only
(b) 3 only
(c) 4 only
(d) 1, 2, 3 and 4
Q12.
Consider the following pairs:
Rivers Flows into
1. Mekong : Andaman Sea
2. Thames : Irish Sea
3. Volga : Caspian Sea
4. Zambezi : Indian Ocean
Which of the pairs given above is/are correctly matched?
(a) 1 and 2 only
(b) 3 only
(c) 3 and 4 only
(d) 1, 2 and 4 only
Q13.
Steel slag can be the material for which of the following?
1. Construction of base road
2. Improvement of agricultural soil
3. Production of cement
Select the correct answer using the code given below:
(a) 1 and 2 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
