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9th Social Science Economics Assignment Answers TN SCERT
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9th Social Science-Economics Assignment Answer 2021
ECONOMICS
UNIT 1
Understanding Development: Perspectives, Measurement And Sustainability
Part - A
I. CHOOSE THE BEST ANSWER:
1. The term Human Resources refers to .
a) investment on poor people
b) expenditure on agriculture
c) investment on assests
d) collective abilities of people
2. is considered a true measure of National Income
a) GNP
b) GDP
c) NNP
d) NDP
3. Which one of the following country is not a member of SAARC.
a) India
b) Pakisthan
c) China
d) Bhutan
Fill in the blanks:
1. The State having the highest literacy rate in India is _______
Answer : Kerala
2. Ground water is an example of______resource
Answer : renewable
Part – B
II. Give short answers:
1. What do you mean by development?
- The word ‘development’ refers to the progress of a particular field (or) a particular person.
- Similarly the economic progress of a country is known as ‘economic development’.
- However, the interpretation of the concept development keeps On changing from time to time, from person to person.
2. What are the indicators of development?
- The major indicators to measure the level of economic development are Net National Product (NNP), Per Capita Income (PCI), Purchasing Power Parity (PPP) and Human Development
- Index (HDI).
3. What is ‘Solar Power’?
- Solar power is the conversion of energy from sunlight into electricity either directly using photovoltaic cells (or) indirectly using concentrated solar power.
III. Answer in Detail
Part – C
1. Differentiate between renewable and Non renewable resources.
2. Describe in detail about environmental policies in India.
- Environmental policies in India have been evolved considerably over the past three decades.
- These policies have covered a wide range of issues such as air, water pollution, waste management and biodiversity conservation.
- India faces challenges in economic development, which has to be achieved with limited resources, minimum externalities and in the presence of an uncertain climate.
- One of the approaches to overcome this challenge is through the path of sustainable development.
- The Supreme Court of India has interpreted and introduced new changes in environmental protection through a series of directions and judgements.
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