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NCERT Summary: Garbage In, Garbage Out | NCERT Video Summary: Class 6 to Class 12 (English) - UPSC PDF Download

Introduction

  • Garbage is an undesired and unwanted material.
  • It is also referred to as rubbish, junk or trash.
  • Proper disposal of garbage is necessary for maintaining cleanliness in surroundings.

Sources of waste

  • Domestic wastes: Vegetable peels, paper, food leftover and plastics are domestic waste.
  • Industrial waste: Wastes which produced from industries like plastic, glass, fly ash, smoke etc.
  • Commercial wastes: These wastes come from generated from commercial establishment such as hotels, malls, auto-repair shops, medical facilities.
  • Agricultural wastes These wastes are rice husk, dried stems and weeds and cattle waste.

Types of waste

According to mode of decomposition, there are three types of wastes:

  • Biodegradable wastes
  • Non-biodegradable wastes
  • Plastics

1. Biodegradable wastes

  • Wastes which broken down into simple constituents by the action of microorganisms.
  • Examples: animal wastes, organic wastes, domestic refuse etc.

2. Non-biodegradable wastes

  • Wastes which cannot be disintegrated by action of microorganisms and remain unaffected from decomposition.
  • Examples: glass, scraps, metal etc.

3. Plastics

  • It cannot converted into less harmful substances by composting.
  • Examples: bottles, pipes, shoes, bags etc.

Separation of garbage at landfill

Useful components

  • The part of garbage which can be re-used is known as useful component.
  • This components are then re-treated with some process to make it non-toxic.

Non-useful components

  • The part of garbage which cannot be used is known as non-useful components.
  • This components are then separated and spread on the land and put sand layer on it.

Ill effect of plastics

  • Plastic bags choke sewer system.
  • Burning emits poisonous gases cause health problems.
  • Food stored in bad quality plastic may harmful for body
  • Food eaten by animals from plastic bags which may lead to death.

Management of plastics

  • Do not burn plastic bags or other plastic items
  • Do not throw plastic here and there after use
  • Use paper bags or cloth bags instead of plastic bags
  • Educate family members and friends about the proper disposal of plastics.

Vermicomposting

  • It is a method of preparing compost with the help of red worms is known as vermicomposting.
  • Excreta of the worms make the compost very rich in nutrients.
  • Vericompost is organic fertilizer, nutrient-rich and soil conditioner.

How to reduce garbage?

Reduce

  • We have to reduce our consumption.
  • We should use an item when it is necessary to use.

Reuse

  • We can reuse substances many items.
  • For example: newspaper into book cover or as a bag.

Recycle

  • It is a process in which used materials converts into new products in order to prevent the waste of potentially useful materials.
The document NCERT Summary: Garbage In, Garbage Out | NCERT Video Summary: Class 6 to Class 12 (English) - UPSC is a part of the UPSC Course NCERT Video Summary: Class 6 to Class 12 (English).
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FAQs on NCERT Summary: Garbage In, Garbage Out - NCERT Video Summary: Class 6 to Class 12 (English) - UPSC

1. What is the meaning of the phrase "Garbage In, Garbage Out" mentioned in the article?
Ans. The phrase "Garbage In, Garbage Out" refers to the concept that if flawed, inaccurate, or irrelevant data is entered into a system, the output or results produced by that system will also be flawed, inaccurate, or irrelevant. It emphasizes the importance of ensuring the quality and reliability of input data for obtaining meaningful and reliable output.
2. How does the article explain the impact of poor data quality on decision-making processes?
Ans. The article explains that poor data quality can significantly hamper the effectiveness of decision-making processes. If the data used for making decisions is inaccurate, incomplete, or outdated, the decisions made based on such data are likely to be flawed and unreliable. This can lead to poor business outcomes, financial losses, and missed opportunities.
3. What are some common sources of poor data quality mentioned in the article?
Ans. The article mentions several common sources of poor data quality, including human error during data entry, outdated or inconsistent data collection methods, inadequate data validation processes, and reliance on unreliable or unverified data sources. It highlights the importance of addressing these sources to improve data quality.
4. How can organizations ensure better data quality in their systems, according to the article?
Ans. According to the article, organizations can ensure better data quality by implementing various measures. These include implementing rigorous data validation processes, ensuring accurate and consistent data entry through training and automation, regularly updating data collection methods, establishing data quality standards, and employing data governance practices to ensure accountability and responsibility for data quality.
5. What are the potential consequences of ignoring the importance of data quality, as discussed in the article?
Ans. The article discusses several potential consequences of ignoring the importance of data quality. These include making flawed and unreliable decisions, damaging the organization's reputation, experiencing financial losses due to incorrect or incomplete data, losing competitive advantage, and hindering data-driven innovation and growth. It emphasizes the need for organizations to prioritize data quality to avoid these negative outcomes.
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