E Wastes Are A Source Of

October 07, 2024 Post a Comment

E wastes are a source of

E-waste (electronic waste) includes anything with plugs, cords and electronic components. Common sources of e-waste include televisions, computers, mobile phones and any type of home appliance, from air conditioners to children's toys.

What is e-waste Mcq?

Explanation: E-waste consists of iron and steel constitute about 50%, followed by plastics (21%), non-ferrous metals (13%) and other constituents.

What is e-waste also known as?

The term "e-waste" is an abbreviation of "electronic and electrical waste". A key part of the definition is the word "waste" and what it logically implies – that the item has no further use and is rejected as useless or excess to the owner in its current condition.

What are 3 examples of e-waste?

E-waste refers to electronic products nearing the end of their "useful life", for example, computers, televisions, VCRs, stereos, copiers, and fax machines. Many of these products can be reused, refurbished, or recycled.

What is the most common e-waste?

The most common hazardous electronic items include LCD desktop monitors, LCD televisions, Plasma Televisions, TVs and computers with Cathode Ray Tubes. E-waste contains hundreds of substances, of which many are toxic. This includes mercury, lead, arsenic, cadmium, selenium, chromium, and flame retardants.

What are the uses of e-waste?

Protects Environment: E-waste recycling provides proper handling and management of toxic chemical substances like mercury, lead and cadmium contained in the e-waste stream. Creates Jobs: E-waste recycling creates new jobs for professional recyclers and creates a second market for the recycled materials.

What is recycling Mcq?

Recycling is the procedure of transforming waste products into new materials and items. It is the best way to reduce harmful gases that lead to air pollution and prevent the garbage from disposing of waste, leading to water pollution.

What is e learning Mcq?

Web-based learning is often called online learning or e-learning because it includes online course content. Discussion forums via email, videoconferencing, and live lectures (video streaming) are all possible through the web.

Which of the following is the correct related to e-waste Mcq?

So, the correct answer is 'Mobile phone'

What are the types of waste?

Many different types of waste are generated, including municipal solid waste, hazardous waste, industrial non-hazardous waste, agricultural and animal waste, medical waste, radioactive waste, construction and demolition debris, extraction and mining waste, oil and gas production waste, fossil fuel combustion waste, and

Why is e-waste harmful?

E-waste is hazardous because the components used to make devices such as laptops, cell phones, and televisions, contain metals and chemicals known to harm human health. Children, who are especially vulnerable to the effects of e-waste, often work, live, and play in or near e-waste recycling centers.

What is the e-waste problem?

When e-waste is buried in landfills, these toxic chemicals can leach into the soil and contaminate local water supplies. This jeopardizes the health of any nearby communities and can lead to environmental catastrophes. In rarer, more severe cases, e-waste is burned.

What are the 7 sources of waste?

Under the lean manufacturing system, seven wastes are identified: overproduction, inventory, motion, defects, over-processing, waiting, and transport.

What are the 5 main types of waste?

Source and Types of Waste

Sources of Waste.
Industrial Waste.
Commercial Waste.
Domestic Waste.
Agricultural Waste.
Types of Waste.
Biodegradable waste.
Non-biodegradable waste.

What are the 3 main type of waste?

For the purposes of this review these sources are defined as giving rise to four major categories of waste: municipal solid waste, industrial waste, agricultural waste and hazardous waste.

What are the effects of e-waste on the environment?

E-waste can be toxic, is not biodegradable and accumulates in the environment, in the soil, air, water and living things. For example, open-air burning and acid baths being used to recover valuable materials from electronic components release toxic materials leaching into the environment.

How do you identify e-waste?

And this just barely scratches the surface of what can be defined as electronic waste. Even old cords and cables can be considered e-waste. ... What is E-Waste?

Cell phones.
Computers.
Televisions.
Video Game Consoles.
Printers.
Stereos.
Microwaves.
Etc.

What is the most harmful e-waste?

As mentioned, electronic waste contains toxic components that are dangerous to human health, such as mercury, lead, cadmium, polybrominated flame retardants, barium and lithium.

What is e-waste process?

e-Waste management process includes the following: Recycling: complete segregation of parts and materials that is then used to build new electronic products. Refurbishing: reuse of the working, good quality products to replace parts and extend the life of other electronic equipment.

What is e-waste for Class 6?

Electronic waste is discarded electronic or electrical equipment and devices. Used electronics that are intended for reuse, salvage, resale, disposal, or recycling are also referred to as e-waste.