Tamil Nadu State Board ( Samacheer Kalvi ) Online Test based on Book Back Questions - 12th Standard Economics - English Medium - Environmental Economics

Samacheer Kalvi 12th Economics - Environmental Economics - Book Back Questions in English Medium


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Question 1 Of 10

Which of. the following is responsible for protecting humans from harmful ultraviólet rays? .


Question 2 Of 10

The word biotic means environment


Question 3 Of 10

Electronic waste is commonly referred as ……………….


Question 4 Of 10

Negative Production externalities are caused by ………………………….


Question 5 Of 10

Global warming also refers to as


Question 6 Of 10

…………………………. is the current increase in temperature of the Earth’s surface as well as its atmosphere. .


Question 7 Of 10

The process of nutrient enrichment is termed as


Question 8 Of 10

Ecosystem is smallest unit of


Question 9 Of 10

Who developed Material Balance Models?


Question 10 Of 10

In a pure public good, consumption is ……………..


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