LQ4 Short Quizzes Flashcards by Alessa Angelyn Cay

Which raw material is most commonly used for sugar production?
A. Sugarcane
B. Beet
C. Both of these options
D. None of the above

Sugarcane

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Who started Universal Robina Corporation?
a. John Gokongwei Jr.
b. Henry Sy
c. Lucio Tan
d. Ponce Licup

John Gokongwei Jr.

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What is the primary purpose of the milling process in sugar production?
a) Convert sucrose into glucose and fructose
b) Remove molasses from raw sugar
c) Extract sugar-rich juice from sugarcane or sugar beet
d) Increase the concentration of sugar crystals

c) Extract sugar-rich juice from sugarcane or sugar beet

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Which of the following unit operations does not belong in the sugar production BFD?
A. Distillation Columns
B. Evaporator
C. Dryer
D. Crystallizer

Distillation

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What is the purpose of Tricalcium phosphate?
A. binds colloids and suspended particles
B. Neutralizes the pH
C. Kills Enzymes
D. All of the above

Binds colloids and suspended particles

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What is the process of adding milk of lime (calcium hydroxide) into the juice extract is called?
A. Decantation
B. Defecation
C. Degradation
D. Flocculation

Defecation

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During clarification, lime (Ca(OH)₂) is added to raw juice to:
a) Lower pH and dissolve calcium-based salts
b) Neutralize organic acids and facilitate impurity coagulation
c) Convert glucose into sucrose
d) Increase the solubility of sugar

Neutralize organic acids and facilitate impurity coagulation

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Which chemical is commonly added in the defecation process to increase phosphate content
for impurity removal?
a) Phosphoric Acid (H₃PO₄)
b) Hydrochloric Acid (HCl)
c) Sodium Hydroxide (NaOH)
d) Ammonium Sulfate ((NH₄)₂SO₄)

a) Phosphoric Acid (H₃PO₄)

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What role does seeding play in the crystallization process?
a) Acts as nucleation sites for sugar crystal growth
b) Increases solubility of sugar
c) Lowers sugar purity by introducing impurities
d) Prevents sugar from forming solid crystals

Acts as nucleation sites for sugar crystal growth

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What is a major byproduct of sugar milling that is used as a biofuel and in power
cogeneration?
a) Molasses
b) Bagasse
c) Invert Sugar
d) Calcium Triphosphate

Bagasse

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What is the primary function of Biscom Inc.’s sugar refinery technology?
a) Using high-pressure boiling for sugar extraction
b) Employing Talophosphatation for clarification and ion-exchange for decolorization
c) Utilizing ethanol fermentation for sugar refinement
d) Using single-step sucrose crystallization

b) Employing Talophosphatation for clarification and ion-exchange for decolorization

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What are industrial chemicals?
A. It is chemicals that are industrially graded and can be sold directly
to individual consumers.
B. It is chemicals that are developed for industrial processing of
commercial products.
C. It is chemicals such as nitrogen, oxygen, or fluorine.
D. All of the above

It is chemicals that are developed for industrial processing of
commercial products.

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Who first created a process to mass produce sulfuric acid?
A. Fritz Haber
B. Nicolas Leblanc
C. Joe Roebuck
D. Carl Bosch

C. Joe Roebuck

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Which of the chemicals does not fall under industrial chemicals?
A. Ammonia
B. Sulfuric Acid
C. Argon
D. Hydrochloric Acid

Argon

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. Which industries does ammonia belong to?
A. Electrical Industry
B. Agricultural Industry
C. Energy Industry
D. Aerospace Industry

Agricultural Industry

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Which of the following was the natural source of ammonia?
A. Mineable rocks underground
B. Ocean water
C. Undisturbed seabird’s poop
D. Patches of land above ground.

Undisturbed seabird’s poop

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What is the raw ingredient in the production of ammonia in the
Haber-Bosch Process.
A. Ethane and Water
B. Hexane and Air
C. Methane and Air
D. Hydrogen Gas and Air

Methane and Air

What industrial chemical company does not belong to the group that
can be found the Philippines
A. BASF Philippines
B. Air Liquide Philippines
C. First Philippine Industrial Corporation
D. Mabuhay Vinyl Corp

Air Liquide Philippines

Which of the following laws is not included in the group that regulate
industrial chemical companies
A. Republic Act No. 6969 -Toxic Substances and Hazardous and
Nuclear Wastes Control Act of 1990 (Chemical Control Order)
B. Republic Act No. 8749 - Philippine Clean Air Act of 1999
C. Republic Act No. 7368 - Countrywide Industrialization Act of 1992.
D. Republic Act No. 9275 - Philippine Clean Water Act of 2004

C. Republic Act No. 7368 - Countrywide Industrialization Act of 1992.

Which of the following industrial processes involves a method of
directly synthesizing ammonia from hydrogen and nitrogen?
A. Fischer-Tropsch Process
B. Bayer Process
C. Haber Bosch Process
D. Steam Reformation

Haber Bosch Process

Which of the following Chemical Engineering processes are used in
the chemical reactor in the synthesis of production of ammonia to further
increase the yield of production ammonia ever greater than original yield
of production.
A. Refuse
B. Recycle
C. Recover
D. Remix

Recycle

What is a major challenge faced by the Philippine food industry due to dependence on imported raw
materials?
a) Excess supply
b) Supply chain disruptions
c) Improved local farming

Improved local farming

Inflation affects food production expenses by making raw materials more expensive.
a) True
b) False

True

What is a potential solution to food security issues in the Philippines?
a) Increasing import dependency
b) Promoting sustainable farming practices
c) Reducing local farming efforts

Promoting sustainable farming practices

. Food delivery apps and cloud kitchens are part of which growth opportunity? a) Online food delivery & e-commerce b) Exporting processed meats c) Local farming initiatives

Online food delivery & e-commerce

Dried mangoes, coconut-based products, and processed meats are examples of: a) Export potential of Filipino products b) Supply chain disruptions c) Food security issues

Export potential of Filipino products

Sustainable food practices include all EXCEPT: a) Eco-friendly packaging b) Importing more raw materials c) Reducing carbon footprints

Importing raw materials

The Philippine food industry's reliance on imports makes it vulnerable to: a) International supply chain disruptions b) Increasing local supply c) Reduced food production costs

International supply chain disruptions

Online food delivery services grew rapidly due to: a) The pandemic and demand for convenience b) Decreasing demand for processed foods c) Better farming techniques

The pandemic and demand for convenience

Exporting high-quality local products can contribute to economic growth. a) True b) False

True

The key to success in the local food industry includes: a) Relying solely on imports b) Ignoring environmental concerns c) Innovation, adaptability, and sustainability

c.) Innovation, adaptability, and sustainability

1. Which type of coal fired power plant produces heat and electricity simultaneously? a. Supercritical Power Plants b. Pulverized Coal Coal Combustion Plants c. Cogeneration Coal Plants d. Fluidized Bed Combustion Power Plants

Cogeneration coal plants

Which part of a coal fired power plant is responsible for the treating of the makeup water by the removal of dissolved oxygen and carbon dioxide a. Compressor b. Deaerator c. Steam Superheater d. Low Temperature Shift Converter

Deaerator

Purifying the water in a coal fired plant is optional a. True b. False

False

Which of the methods of hydrogen production uses biomass or coal as raw materials a. Gasification/Thermolysis b. Thermochemical Water Splitting c. Partial Oxidation d. Electrolysis

Gastification/thermolysis

What is the generator's primary function in a natural gas power plant? a. Convert heat into mechanical energy b. Burn natural gas to produce heat c. Convert mechanical energy into electrical energy d. Store excess electricity for later use

Convert mechanical energy into electrical energy

Which component in a natural gas power plant converts heat energy into mechanical energy? a. Boiler b. Turbine c. Generator d. Condenser

Turbine

What is the main process used in a combined-cycle natural gas power plant to improve efficiency? a. Using excess heat from the gas turbine to power a steam turbine b. Burning additional coal to supplement natural gas c. Recycling carbon dioxide emissions back into the combustion process d. Cooling the exhaust gases before releasing them into the atmosphere

Using excess heat from the gas turbine to power a steam turbine

Hydrogen fuel production through steam methane reforming (SMR) does not produce any greenhouse gases. a. True b. False

False

Which of the following statements about hydrogen production methods is true? I. Electrolysis produces hydrogen without carbon emissions if powered by renewable energy. II. Steam methane reforming (SMR) is the most widely used but releases CO₂. III. Partial oxidation (POX) produces mostly CO instead of CO₂. IV. Photolysis is a widely used industrial hydrogen production method. a. I and II b. I, II, and III c. II, III, and IV d. I, II, III, and IV

I, II, and III

What is the purpose of the Pressure Swing Adsorption (PSA) unit in hydrogen fuel production? a. To convert hydrocarbons into syngas b. To purify hydrogen by removing CO and CO2 gases c. To use sunlight to split water molecules d. To increase the temperature of the reaction for higher efficiency

To purify hydrogen by removing CO and CO2 gases