CBSE Class 8 Social Science Manufacturing Industries Notes

CBSE Class 8 Social Science Manufacturing Industries Notes. Learning the important concepts is very important for every student to get better marks in examinations. The concepts should be clear which will help in faster learning. The attached concepts made as per NCERT and CBSE pattern will help the student to understand the chapter and score better marks in the examinations.

MANUFACTURING INDUSTRIES

IMPORTANT TERMS

• Industry : An economic activity that is concerned with production of goods. extraction of minerals or provision of services.
• Manufacturing : The conversion of raw materials into useful commodities.
• Cottage Industry : Industry carried by members of a family in their home.
• Basic Industry : The industry which serves as a base for the growth of other industries.
• Consumer Industry : The industry whose goods are directly used by consumers.
• Industrial Regions or Complexes : Industrial regions or complexes are those areas where Industries cluster together to take advantage of the raw materials available.
• Infrastructure : Development of social and economic structure which forms the basis of overall development
of a country.
• Public Sector Industry : Industry which is controlled by the Government and is run for the welfare of the people.
• Private Sector Industry : Industry owned by individuals or private persons and is run for the motive of gaining money.
• Primary Products : Products obtained from nature directly like agriculture, animal husbandry, mining etc.
• Secondary Products : Products obtained from factory where the primary product is being processed into consumer goods like, cloth, sugar etc.
• Raw Materials : Crude materials or mineral ores which can be processed into a fine product.
• Perishable : Materials which cannot be sustained and are liable to decay or spoilage.
• Synthetic Fibre : Fibre obtained and synthesised from chemicals especially hydrocarbons e.g., nylon, rayon etc.
• Flux : A substance that reduces the melting point of a mixture.
• Infrastructure : Inputs or local facilities required for the establishment and growth of industrial unit.
• Information Technology : A system through which we can store, process and distribute information at great speed with the help of computers, calculators, telephones etc.


class_8_social_concept_03

• Industrial System. A system in a production unit which comprises inputs, processes and outputs is known as industrial system.
• Industrial Disaster. The miss-happening or disaster occurring at ,industrial level is known .as industrial disaster. This disaster occurs due to technical failure or ill handling of hazardous materials.
• Smelting. Extracting of metals from their ores is known as smelting. The process requires melting point heat.

class_8_social_concept_04

class_8_social_concept_05

ON THE BASIS OF CAPITAL INVESTMENT

• Large scale Industry :
1. Employ a large number' of labqurers.
2. Huge investment i.e. lndore than force is involved in large scale industry.

• Small Scale Industry :
1. Industries which are owned and' nui by individuals.
2. Employ a small number of labourers.
3. Small investment i.e. less than 1 crore Rs. are invested.

ON THE BASIS OF RAW MATERIAL

• Heavy Industries :
Industries which use heavy and bulky raw materials and produce products which are heavy and bulky are callee
Heavy Industry. e.g. Iron & steel industry.

• Light Industries :
The light industry uses light raw material and produce light fmished product. e.g., Electric fans, Sewing machines.

Please click the link below to download pdf file for CBSE Class 8 Social Science Manufacturing Industries Notes.

Tags: 

 


Click to View or Download pdf file
Click for more Social Science Study Material

Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

Training Programme on the Alternative Academic Calendar

In view of the extraordinary situation prevailing in the world due to COVID-19 pandemic, the CBSE Board had announced the ‘Revised Academic Curriculum for classes 9- 12 for the session 2020-21’. The reduced topics will not be part of the internal assessment or for the...

CBSE Reduced Syllabus Class 9 and 10

The prevailing health emergency in the country and at different parts of the world as well as the efforts to contain the spread of Covid-19 pandemic has resulted in loss of class room teaching due to closure of schools. Therefore the CBSE Board has decided to revise...

CBSE Reduced Syllabus Class 11 and 12

CBSE has announced major reduction in the syllabus for class 11 and class 12. There has been major changes too in the main syllabus for class 11 and 12. The prevailing health emergency in the country and at different parts of the world as well as the efforts to contain...

Internal Assessments and CBSE Reduced Syllabus

CBSE on 7th July 2020 had announced the ‘Revised Academic Curriculum for classes IX-XII for the session 2020-21’ to mitigate the effect of face to face learning loss due to the closure of schools to contain COVID-19 Pandemic. The rationalization of syllabus up to 30% ...

Board Cancelled Official CBSE Statement

Keeping in view the requests received from various State Governments and the changed circumstances as on date, following has been decided- 1. Examinations for classes X and XII which were scheduled from 1st July to 15th, 2020 stand cancelled. 2. Assessment of the...

CBSE tele counselling for board exams

The 23rd edition of post-result counselling facility will be activated by CBSE with the help of 95 volunteer principals and trained counsellors from within affiliated schools located in and outside India. While there are 73 Counsellors in India including special...

×
Studies Today