LQ4 Short Quizzes Flashcards
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
- Who started Universal Robina Corporation?
a. John Gokongwei Jr.
b. Henry Sy
c. Lucio Tan
d. Ponce Licup
John Gokongwei Jr.
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
Which of the following unit operations does not belong in the sugar production BFD?
A. Distillation Columns
B. Evaporator
C. Dryer
D. Crystallizer
Distillation
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
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
- 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
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)
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
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
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
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.
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
Which of the chemicals does not fall under industrial chemicals?
A. Ammonia
B. Sulfuric Acid
C. Argon
D. Hydrochloric Acid
Argon
. Which industries does ammonia belong to?
A. Electrical Industry
B. Agricultural Industry
C. Energy Industry
D. Aerospace Industry
Agricultural Industry
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
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
- 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
