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IASbaba’s Daily Prelims Test [Day 36]

  • IASbaba
  • July 24, 2015
  • 26
IASbaba's Daily Prelims Test, IASbaba's Daily Prelims Test 2015, India Year Book, Prelims 2015, UPSC
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IASbaba’s Daily Prelims Test [Day 36]

 

 

Topic- Environment, India Year Book and Current Affairs

 

1. ‘Thermal pollution is the dumping of heat into ecological systems like rivers, lakes, ponds, ocean etc. which degrades the water quality’. Consider the following statements regarding the same.

  1. It will decrease the metabolic activities of aquatic animals
  2. Reproduction among aquatic animals will increase.
  3. Bacterial activity will be limited in the water system
  4. High temperature will increase the dispersion of oxygen into deeper waters thus leading to aerobic condition.

Select the Wrong statement/s

  1. 1, 2, 3, 4
  2. 2 and 3
  3. 3 and 4
  4. None

 

2. Indian Copal Tree is a plant of immense economic importance. Consider the following about it

  1. It is listed as Endangered in the Red List
  2. It is used in manufacturing of matches and plywood
  3. It has anti-cancer properties
  4. In India it is endemic to Eastern Ghat

Select the correct codes

  1. 1 and 3
  2. 1 and 4
  3. 2 and 3
  4. 1, 2, 3 and 4

 

3. An inverted Pyramid of biomass is represented by

  1. Aquatic ecosystem
  2. Ecosystem of a big tree
  3. Grassland ecosystem
  4. Tropical fresh ecosystem

 

4. Consider the following

  1. Methane
  2. High Temperature
  3. Oxygen
  4. Ozone
  5. Ammonia
  6. Volcanic Eruption

The conditions of the earth’s atmosphere at the early stage of its origin was

  1. 1, 2, 3, 5 and 6
  2. 2, 3, 4, 5 and 6
  3. 1, 2, 5 and 6
  4. 2, 3, 5 and 6

 

5. Which one of the following impurities is easiest to remove from wastewater?

  1. Bacteria
  2. Colloids
  3. Dissolved Solids
  4. Suspended Solids

 

6. Loss of biodiversity in a region may lead to

  1. Decline in plant production
  2. Increased resistance to environmental perturbations such as drought
  3. Decreased variability in certain ecosystem processes such as plant productivity, water use, and pest and disease cycles

Select the correct statement/s

  1. 1 and 2
  2. Only 3
  3. Only 1
  4. Only 2

 

7. Consider the following about Classical Smog

  1. It occurs in hot humid climate
  2. It is a mixture of smoke, fog, carbon dioxide and sulphur dioxide
  3. It is also called as Oxidizing Smog

Select the correct codes

  1. 1, 2 and 3
  2. 2 and 3
  3. 1 and 3
  4. None

 

8. In which of the following general locations the inhabitants would more likely be experiencing tsunami, destructive earthquakes and volcanic poisonous gas emissions?

  1. An island chain in the middle of an ocean plate
  2. The trench side of an arc
  3. The edge of a continent located in the middle of a plate
  4. A coastal location adjacent to a large transform fault

 

9. What would be the most disastrous after effect of ejection of Super-Volcano on earth?

  1. Tsunami
  2. Lava flows
  3. Fine ash particles
  4. Acid Rains

 

10. Consider a case

CFC, Ozone and Oxygen are placed in a sealed container and exposed to UV radiation for one month. Which of the following changes will you witness after one month?

  1. Increase in Ozone and Oxygen but decrease of CFC
  2. Decrease of CFC and Ozone and increase in oxygen
  3. Increase in CFC and Oxygen and decrease in Ozone
  4. Decrease in Oxygen and CFC and increase in ozone

 

11. Consider the following entities

  1. Edible Oil and Seeds
  2. Cotton
  3. Petroleum products
  4. Drugs
  5. Fertilizers
  6. Sugars

Which of the above commodities are covered in Essential Commodity Act, 1955 of GoI?

  1. 2, 3, 4, 5 and 6
  2. 2, 3, 4 and 6
  3. 1, 3, 5 and 6
  4. 1,2, 3, 4, 5 and 6

 

12. Consider the following statements

  1. A Swamp is a Wetland that is forested
  2. Myristica swamps are tropical fresh water swamp forests found in Western Ghats
  3. Swamps serve vital roles in flood protection and nutrient removal

Select the correct code

  1. 1 and 2
  2. 2 and 3
  3. 1 and 3
  4. 1, 2 and 3

 

Download the solutionClick here

 

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