Tag: solid waste and its management

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Questions Related to solid waste and its management

Multiple choice solid waste and its management conservation of environment

Incineration is also known as 

  1. Thermal treatment

  2. Landfill

  3. Decomposition

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Incineration is a waste treatment process that involves the combustion of organic substances contained in waste materials. Incineration can be described as thermal treatment. Incineration of waste materials converts the waste into ash, flue gas and heat. 

Thus, the correct answer is option A.

Multiple choice solid waste and its management conservation of environment

Processing is a step during waste management which means

  1. Operation to convert a material into a non-biodegradable waste

  2. Operation to convert a material into a useful product

  3. Operation to convert a material into a weedicides

  4. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
There are different waste management strategies for waste minimization. The aim of the waste management is to obtain the maximum benefits from products and to generate the minimum amount of waste. Processing during the waste management process is a step of converting a waste material into a useful product. It is called as recycling. 
Thus, the correct answer is option B.
Multiple choice solid waste and its management conservation of environment

 Waste minimisation can improve

  1. Efficient production practices

  2. Economic returns

  3. Quality of products produced

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Waste minimization is a holistic approach that improves efficiency, reduces costs (economic returns), and often leads to better process control, which improves product quality.

Multiple choice solid waste and its management conservation of environment

Waste hierarchy gives information about

  1. Waste minimization

  2. Incineration

  3. Recycle

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Answer is option A i.e. "Waste minimization"
Waste Hierarchy is based on the principle that it is better to not to create waste. It helps in managing waste according to best for the environment. The aim of the waste hierarchy is to extract the maximum practical benefits from products and to generate the minimum amount of waste.

Multiple choice solid waste and its management conservation of environment

Eco save toilets are working in many areas of

  1. Assam and West Bengal

  2. Kerala and Sri Lanka

  3. Maharashtra and Andhra Pradesh

  4. Karnataka and Sri Lanka
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
Ecological sanitation is a sustainable system for handling human excreta, using dry composting toilets. This is a practical, hygienic, efficient and cost-effective solution to human waste disposal. With this composting method, human excreta can be recycled into a resource (as natural fertilizer), which reduces the need for chemical fertilizers. There are working ‘EcoSan’ toilets in many areas of Kerala and Sri Lanka. 
So the correct answer is 'Kerala and Sri Lanka'.
Multiple choice solid waste and its management conservation of environment

Tipping is a technique of

  1. Sewage disposal

  2. Waste disposal

  3. Smoke treatment

  4. Effluent
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
A. Sewage disposal is the process of transport of sewage to the sewage treatment plant where harmful contaminants are removed from it so that it can be discharged into water bodies.
B. Waste disposal is the management of different types of wastes generated from the community of people.
C. Smoke treatment is the technique of reducing exhaust smoke that is produced from the burning of fuels in vehicles.
D. Effluent is the liquid or waste water discharged in water bodies after its treatment in sewage treatment plants.
Tipping, also known as sanitary landfilling, is a technique of waste disposal in which solid waste is dumped into land pits and then covered by layers of soil so that flies and other vectors are not attracted there.
So, the correct answer is 'Waste disposal'.
Multiple choice solid waste and its management conservation of environment

Which sentence is not true in context with house hold waste management?

  1. Buy loose fruits and vegetables to avoid packaging

  2. Throwing waste in garbage

  3. Increase the use of polythene

  4. Use rechargeable batteries
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Waste management includes activities that are required to manage waste from its inception to its final disposal. Household waste management includes separating household wastes in different parts and proper disposal of it or converting it into useful resources. There are several ways in which this can be achieved.

1. Buy loose fruits and vegetables to avoid packaging.
2. Throwing waste in garbage.
3. Use rechargeable batteries.
4. Decrease or stop the use of polythene. Using cloth bag instead of plastic bag.
5. Do vermicomposting.
6. Reduce paper usage.
7. Reuse containers.
Thus, the correct answer is 'Increase the use of polythene.'

Multiple choice solid waste and its management conservation of environment

How many categories are there in solid waste?

  1. Two

  2. Three

  3. Five

  4. Four
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Solid waste is generally classified into three main categories: municipal waste, industrial waste, and hazardous waste. These categories help in managing waste disposal and treatment processes effectively.

Multiple choice solid waste and its management conservation of environment

In which waste disposal method large areas of low lying waste lands are available?

  1. Pulverization

  2. Landfilling

  3. Incineration

  4. Sea Disposal
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Landfilling is the method of disposing of waste by burying it in low-lying areas or depressions in the ground. It is specifically suitable for large areas of low-lying land that require reclamation.

Multiple choice solid waste and its management conservation of environment

............ is a principle/ theory where the polluting party pays for the impact caused to the environment.

  1. Polluter pays principle

  2. HardyWeinberg principle

  3. Spontaneous generation theory

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The polluter pays principle has been proposed to regulate the pollution. This principle states that the person who is responsible for pollution will pay for the pollution. The person who pollutes the environment will be known as the polluter. There are certain standards for the release of the gas from the vehicles. If the person crosses the limit of standards, the person is required to pay for the impact caused to the environment. 

Thus, the correct answer is option A.