Solid Waste Management

Question 1

pollution’s exposure routes - enumerate

Answer 1

ingestion, inhalation, skin absorption

Question 2

What is solid waste?

Answer 2

Waste arising from human and animal activities that are normally solid and discarded as useless or unwanted

Question 3

Which is false?
A.Not all human activities can generate waste
B.We live in a disposable age wherein convenience is priority.
C.Waste management has a behavioral component

Answer 3

A

All dapat

Question 4

identify: Waste arising from domestic, commercial, and institutional activities in urban areas

Answer 4

municipal waste

Question 5

identify: Waste arising from industrial activity, and typically include hazardous waste

Answer 5

industrial solid waste

Question 6

characteristics of hazardous waste: enumerate

Answer 6

Toxicity
Ignitability
Corrosiveness
Reactivity

Question 7

Which is not a consequence of lack of SWM?
A.unpleasant odor and eye sores
B.flooding
C.breeding grounds for insects and rodents
D.spontaneous combustion
E.NOTA

Answer 7

E

Question 8

Enumerate the factors that contribute to increased amount of solid waste

Answer 8

A.advertisements
B.increasing population
C.changing lifestyles
D.disposable materials
E.excessive packaging

Question 9

Enumerate parts of integrated approach to solid waste management

Answer 9

Reduce
Reuse
Recycle
Recovery
Landfill

Question 10

Enumerate 2 considerations in establishing efficient garbage storage facilities

Answer 10

 Waste generation rate

 Collection frequency

Question 11

False about collection of solid waste
A.Least expensive part
B.There is a need for proper timing during collection
C.Separate collection system for hazardous waste
D.Collection crew must be trained in handling solid waste

Answer 11

A

most expensive dapat

Question 12

What is a place where one can separate recyclable materials from other wastes?

Answer 12

Material Recovery Facility

Question 13

Components of Material Recovery Facility

Answer 13

transfer station, combustion facilities, and disposal site

Question 14

enumerate transformation processes in recovery

Answer 14

1. physical
2. biological
3. thermal

Question 15

enumerate 4 components of physical transformation process in recovery part (SWM management)

Answer 15

1. Separation
2. Size reduction to speed up decomposition
3. Densification with the use of shredders
4. Foster decomposition afterwards

Question 16

false about biologicaltransformation processes in recovery
A.also called composting
B.Microorganisms, enzymes and bio-reactors are used to degrade materials
C.Bioreactors should have an optimal mix of helium & nutrients in waste for the microorganisms to work well

Answer 16

C

carbon, not helium

Question 17

enumerate 3 methods of thermal transofmation @ recovery part

Answer 17

Pyrolysis
Gasification
Combustion/Incineration

Question 18

identify the method of thermal transofmation @ recovery part:
thermo-chemical decomposition, no oxygen

Answer 18

pyrolysis

Question 19

identify the method of thermal transofmation @ recovery part:
conversion of some elements of waste system to combustible gas

Answer 19

gasification

Question 20

In the transfer process, what is recommended if disposal site is relatively far (>15km); to save costs?

Answer 20

transfer station

Question 21

What do you call the remaining waste after waste reduction, recycling, reuse and processing that should be properly disposed?

Answer 21

residual waste

Question 22

engineered facility for the disposal of solid waste designed and operated to minimize public health and environmental impacts

Answer 22

sanitary landfill

Question 23

False about protective liner
A. Made up of high-density polyethylene
B.Sensitive to acidity
C.Prevents leachates (juice from the waste)

Answer 23

B

resistant dapat