11 Mar 2022

12th Economics Chapter 10 – Environmental Economics Book Back Answers

Samacheer Kalvi 12th Economics – Chapter 10: Environmental Economics Book Back Answers

Samacheer Kalvi 12th Standard New Economics Book Back 1 Mark and 2 Mark Questions with Answers PDF uploaded and available below. Tamil Nadu Class 12 New Syllabus Economics Chapter 10 – Environmental Economics Book Back Solutions 2022 available for English medium students. TN Samacheer Kalvi 12th Std Economics Book Portion consists of 12 chapters. Check chapter-wise and Full Class 12th Economics Book Back Answers/ Guide 2022 PDF format for free download. 12th Economics Chapter 10 – Environmental Economics Book Back Answers below:

English, Tamil, Maths, Physics, Chemistry, Botany, Zoology, History, Geography, Economics, Political Science, and Commerce Book Back One and Two Mark Questions and Answers available in PDF on our site. Class 12th Standard English medium Economics guide Book Back Answers PDF listed below chapter-wise for free download. Check Social Science – History, Geography, Political Science, Economics One Mark English Medium below. See below for the New 12th Economics Book Back Questions with Answer PDF:

Class 12 Samacheer Books PDF Free download, Click the link – Samacheer Kalvi 12th books




12th Samacheer Books Economics Book Back Answers PDF:

English Medium 12th Samacheer Kalvi Economics Book Subject One Mark, Two Mark Guide questions and answers are available below. Take the printout and use it for exam purposes.

12th Economics – Chapter 10: Environmental Economics Book Back Answers

1. The term environment has been derived from the French word ________.
a. Environ  b. Environs  c. Environia  d. Envir

2. The word biotic means environment ____________.
a. living  b. non-living   c. physical  d. None of the above

3. Ecosystem is smallest unit of _________.
a. Ionosphere    b. Lithosphere   c. Biosphere  d. Mesosphere

4. Who developed Material Balance  Models?
a. Thomas and Picardy     b. AlenKneese and R.V. Ayres    c. Joan Robinson and J.M. Keynes
d. Joseph Stiglitz and Edward  Chamberlin

5. Environmental goods are _________.
a. Market goods   b. Non-market goods   c. Both    d. None of the above

6. In a pure public good, consumption is _________.
a. Rival   b. Non-rival   c. Both   d. None of the above

7. One of the most important market  failures is caused by _________.
a. Positive externalities   b. Negative externalities  c. Both    d. None of the above

8. The common source of outdoor air pollution is caused by combustion processes from the following_________.
a. Heating and cooking  b. Traditional stoves  c. Motor vehicles  d. All the above

9. The major contributor of Carbon monoxide is _________.
a. Automobiles  b. Industrial process  c. Stationary fuel combustion  d. None of the above

10. Which one of the following causes of global warming?
a. Earth gravitation force   b. Oxygen  c. Centripetal force  d. Increasing temperature




11. Which of the following is responsible for protecting humans from harmful ultraviolet rays?
a. UV-A   b. UV-C   c. Ozone layer   d. None of the above

12. Global warming also refers to as
a. Ecological change  b. Climate Change   c. Atmosphere change   d. None of the above

13. Which of the following is the anticipated effect of Global warming?
a. Rising sea levels   b. Changing precipitation  c. Expansion of deserts  d. All of the above

14. The process of nutrient enrichment is termed as _________.
a. Eutrophication   b. Limiting nutrients  c. Enrichment  d. Schistosomiasis

15. Primary cause of Soil pollution is _________.
a. Pest control measures  b. Land reclamation    c. Agricultural runoff   d. Chemical fertilizer

16. Which of the following is main cause  for deforestation?
a. Timber harvesting industry  b. Natural afforestation  c. Soil stabilization  d. Climate stabilization

17. Electronic waste is commonly referred as _________.
a. solid waste   b. composite waste  c. e-waste  d. hospital waste

18. Acid rain is one of the consequences of _________ Air pollution
a. Water Pollution  b. Land pollution  c. Noise pollution

19. Sustainable Development Goals and targets are to be achieved by _________.
a. 2020  b. 2025  c. 2030  d. 2050

20. Alkali soils are predominantly located  in the _________ plains?
a. Indus-Ganga  b. North-Indian  c. Gangetic plains  d. All the above

Other Important Links for 12th Samacheer Kalvi Book Back:

For Chapter 11 Economics of Development and Planning Book Back Click Here – Chapter 11 Economics of Development and Planning Book Back 

Click Here for Complete 12th Samacheer kalvi economics book back Answers – Samacheer Kalvi 12th Economics Book Back Answers




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