Hazardous Waste Management MCQs : This section focuses on the "Basics" of Hazardous Waste Management. These Multiple Choice Questions (MCQs) should be practiced to improve the Hazardous Waste Management skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
Hazardous waste is waste that has substantial or potential threats to public health or the environment.
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
View Answer
Ans : A
Explanation: True, Hazardous waste is waste that has substantial or potential threats to public health or the environment.
Question 2
Hazardous wastes may be found in different physical states such as?
A. gaseous
B. liquids
C. solids
D. All of the above
View Answer
Ans : D
Explanation: Hazardous wastes may be found in different physical states such as gaseous, liquids, or solids.
Question 3
HHW stands for?
A. Hazardous Household Waste
B. Household Hazardous Waste
C. Household Herbicides Waste
D. Herbicides Hazardous Waste
View Answer
Ans : B
Explanation: Household Hazardous Waste (HHW), also referred to as domestic hazardous waste or home generated special materials, is a waste that is generated from residential households.
Question 4
What is the main purpose of hazard identification?
A. To minimise the effect of a consequence
B. For better risk management
C. To characterize adverse effect of toxins
D. To reduce probability of occurrence
View Answer
Ans : C
Explanation: Hazard identification is the first step in risk assessment. The goal is to understand the concentration of toxins, spatial distribution and there movement.
Question 5
When did Hazardous waste management act enacted in India?
A. 1988
B. 1989
C. 1990
D. 1991
View Answer
Ans : B
Explanation: Hazardous Wastes Management and Handling Rules came into existence on 1989 in India and is responsible for safe management of hazardous waste.
Question 6
Which of the following are common universal wastes?
A. fluorescent light bulbs
B. batteries
C. cathode ray tubes
D. All of the above
View Answer
Ans : D
Explanation: Some of the most common universal wastes are: fluorescent light bulbs, some specialty batteries (e.g. lithium or lead containing batteries), cathode ray tubes, and mercury-containing devices.
Question 7
______ law covers the discharge of waste into environment in NY.
A. HPRA
B. HRPA
C. HWRP
D. HARP
View Answer
Ans : C
Explanation: The Hazardous Waste Reduction Plan (HWRP) accounts for hazardous wastes which emitted into air, discharged into waters, or treated and disposed of in a facility.
Question 8
Which of the following HW cannot be recycled?
A. Treatment waste
B. Used oil
C. Paints
D. Batteries
View Answer
Ans : B
Explanation: Used oil includes petroleum-based or synthetic oil that has been used which has certain unique properties that separates it from most hazardous waste streams.
Question 9
Hazardous waste may be destroyed.
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
View Answer
Ans : A
Explanation: True, Hazardous waste may be destroyed. For example, by incinerating them at a high temperature, flammable wastes can sometimes be burned as energy sources.
Question 10
Hazardous wastes can be recycled into new products.
A. Yes
B. No
C. Can be yes or no
D. Can not say
View Answer
Ans : A
Explanation: Yes, Some hazardous wastes can be recycled into new products. Examples may include lead-acid batteries or electronic circuit boards. When heavy metals in these types of ashes go through the proper treatment, they could bind to other pollutants and convert them into easier-to-dispose solids, or they could be used as pavement filling.