Understanding a Market With His Parents. They Purchased: Class 10 NCERT Social Science

What Happens When a Market With His Parents. They Purchased?

The phrase 'a market with his parents. They purchased' reflects the everyday experience of buying goods in a market, which connects to how industries produce these goods. Industries convert raw materials into finished products that reach markets for consumers. Understanding this process helps Class 10 students see the link between production, consumption, and environmental impact.

In the NCERT Social Science syllabus, this chapter introduces the concept of manufacturing and the role of industries in economic growth. However, it also highlights the environmental challenges caused by industrial activities, such as pollution and resource depletion.

Types of Pollution Caused by Industries

Industries contribute to four major types of pollution:

• Air Pollution: Factories emit gases like sulphur dioxide, carbon monoxide, and particulate matter (dust, smoke). These pollutants come from chemical plants, brick kilns, and burning fossil fuels.
• Water Pollution: Industrial effluents containing dyes, acids, heavy metals, and pesticides are discharged into rivers and lakes, harming aquatic life.
• Land Pollution: Solid wastes such as fly ash and slags contaminate soil, affecting agriculture and health.
• Noise Pollution: Machinery and construction noise cause hearing loss and stress.

A tragic example is the Bhopal Gas tragedy, where toxic gas leaks caused severe health damage. Thermal pollution, where hot water from factories raises water body temperatures, disrupts aquatic ecosystems.

How Industries Impact the Environment and Economy

Industries play a dual role:

• Economic Growth: They create jobs, produce goods, and contribute to GDP.
• Environmental Degradation: Pollution from industries damages air, water, and soil quality.

Understanding this balance is crucial for sustainable development, where economic progress does not harm the environment.

Steps to Minimise Environmental Degradation by Industries

To reduce pollution and protect nature, industries can:

• Adopt cleaner technologies that emit fewer pollutants.
• Treat waste before disposal to prevent contamination.
• Use renewable energy sources like solar and wind.
• Follow strict environmental laws and regulations.
• Promote recycling and afforestation to restore ecosystems.

For example, treating industrial effluents chemically before releasing them into rivers can reduce water pollution significantly. Similarly, installing filters and scrubbers on chimneys lowers air pollution.

These measures help industries grow responsibly without harming the environment.

Key Industrial Terms Explained for Class 10 Students

Here are some important terms related to industries:

• Manufacturing: The process of converting raw materials into finished goods using machines and labour.
• Basic Industries: Industries that produce raw materials for other industries, e.g., iron and steel.
• Product: The item produced by an industry.
• Market: The place where products are sold.
• Worker: People employed in factories.
• Pollution: The degradation of land, water, and air caused by harmful substances.

Understanding these terms helps students grasp how markets and industries function together.

Worked Example: Identifying Industry Types and Raw Materials

Let's solve a typical Class 10 NCERT question:

Q: Which industry uses bauxite as a raw material?

Solution: Bauxite is the primary ore of aluminium. The industry that uses bauxite is the aluminium smelting industry.

Q: Which industry manufactures telephones and computers?

Solution: The electronic industry manufactures telephones, computers, and other electronic devices.

These examples show how raw materials link to finished products in industries.