KKKS6033 - Quiz 1

All of the following are true about releasing untreated sewage into the river EXCEPT

• It is a health hazard

• It increases the BOD

• It decreases the dissolved oxygen

•   It kills the bacteria

Which of the following statement about the titration of methyl amine with nitric acid  in Figure Q1 is TRUE?

• Acid presence in excess in point ‘A’    

• Neutralization happens slightly below pH 7

•   Acid-base reaction in dissociation of acid only

• Point ‘C’ contains more volume of acid than base

All of the following is considered as the environmental aspects EXCEPT

• traffic flow

• visual impact

• groundwater

• vibrations

Which of the following body is given the power to issue the environmental regulation in Malaysia.

• Parliament

• House of Commons

• Ministry

• Department

In many environmental situations, completely well mixed reactor is applied for a system with a control volume. This system’s characteristic includes:

• Chemicals could react within each other

• Concentration of pollutant varies throughout the system

• Accumulation occurs under non-steady state   

•   Net chemical reaction considers primary reaction only

Smog is highly influenced by temperature, pollutant, and ozone only

• True

• False

Effective removal of heavy metals could be done in soluble form.

• True

• False

An assessment of ecological exposure pathway includes food chain events.

• True

• False

Under EQ (Clean Air) Reg. 2014, new facility shall comply with Standard C and existing facility shall comply with Standard A or B.

• True

• False

Ammonium and nitrate are common parameters measured for treated and polluted water, respectively.

• True

• False