Concrete compressive strength is commonly specified in which unit?
(a) kg (b) m3 (c) MPa (d) kW
(c) MPa
The term “rebar” is short for:
(a) Repair bar (b) Rebuild bar
(c) Resin bar (d) Reinforcement bar
(d) Reinforcement bar

Zaha Hadid was internationally famous for her work as a:
(a) Civil engineer (b) Astronaut
(c) Architect (d) Chemist
(c) Architect
Who is known as the world’s first computer programmer?
(a) Grace Hopper (b) Hedy Lamarr
(c) Katherine Johnson (d) Ada Lovelace
(d) Ada Lovelace
According to UNESCO, women make up approximately what percentage of STEM students worldwide?
(a) 15% (b) 35% (c) 50% (d) 70%
(b) 35%
In reinforced concrete (RC), steel reinforcement is primarily provided to resist:
(a) Tensile stresses (b) Compressive stresses
(c) Fire exposure (d) Water penetration
(a) Tensile stresses
Which tool is commonly used on-site to verify horizontal level or vertical plumb?
(a) Vernier caliper (b) Spirit level
(c) Thermometer (d) Measuring tape
(b) Spirit level
Which Emirati woman became the first Emirati woman astronaut?
(a) Sara Al Amiri (b) Nora Al Matrooshi
(c) Amal Al Qubaisi (d) Shamma Al Mazrui
(b) Nora Al Matrooshi
Who helped calculate flight paths for NASA space missions?
(a) Katherine Johnson (b) Marie Curie
(c) Rosalind Franklin (d) Jane Goodall
(a) Katherine Johnson
Women globally remain most underrepresented in which STEM fields?
(a) Environmental science
(b) Biomedical engineering
(c) Mechanical and electrical engineering
(d) Chemistry
(c) Mechanical and electrical engineering
Which test is most commonly used on-site to assess the consistency/workability of fresh concrete?
(a) Sieve analysis test (b) Plate load test
(c) California Bearing Ratio (CBR) test (d) Slump test
(d) Slump test
Formwork in concrete construction is used to:
(a) Apply paint to concrete
(b) Support and shape fresh concrete until it gains sufficient strength
(c) Increase reinforcement strength (d) Test concrete compressive strength
(b) Support and shape fresh concrete until it gains sufficient strength
Sara Al Amiri is best known in the UAE for her leadership in:
(a) Tourism and hospitality (b) Sports management
(c) Space science and advanced technology
(d) Fashion design
(c) Space science and advanced technology
Who co-invented frequency-hopping technology that helped lead to Wi-Fi and Bluetooth?
(a) Edith Clarke (b) Hedy Lamarr
(c) Lillian Gilbreth (d) Emmy Noether
(b) Hedy Lamarr
Research shows gender-diverse teams in STEM are more likely to:
(a) Innovate and solve complex problems
(b) Reduce creativity
(c) Avoid risk completely
(d) Stop using technology
(a) Innovate and solve complex problems

The compressive strength of concrete refers to its ability to resist:
(a) Flexural stress (b) Torsional stress
(c) Crushing under axial load (d) Corrosion of reinforcement
(c) Crushing under axial load
The main purpose of curing concrete is to:
(a) Improve surface color
(b) Reduce cement content
(c) Accelerate drying
(d) Maintain moisture for hydration and strength development
(d) Maintain moisture for hydration and strength development
Which UAE building was designed by Zaha Hadid?
(a) Burj Khalifa
(b) Bee’ah Headquarters (Sharjah)
(c) Dubai Frame (d) Museum of the Future
(b) Bee’ah Headquarters (Sharjah)

Who became the first woman to win the Fields Medal in mathematics?
(a) Emmy Noether (b) Maryam Mirzakhani
(c) Ada Lovelace (d) Grace Hopper
(b) Maryam Mirzakhani
International Women and Girls in Science Day was created mainly to address:
(a) Skills shortages only
(b) Space exploration funding
(c) Gender inequality in STEM participation
(d) Climate change policies
(c) Gender inequality in STEM participation
The primary purpose of soil compaction in earthworks is to:
(a) Reduce shear strength
(b) Increase dry density and improve stability
(c) Increase soil permeability (d) Improve soil color and appearance
(b) Increase dry density and improve stability
One common cause of early-age cracking in concrete is:
(a) High water–cement ratio (excess mixing water)
(b) Proper Curing
(c) Correct compaction (d) Proper reinforcement detailing
(a) High water–cement ratio

The UAE Hope Probe (Mars Mission) is mainly linked to which STEM field?
(a) Aerospace engineering and space science
(b) Structural engineering only
(c) Marine engineering
(d) Biomedical engineering
(a) Aerospace engineering and space science
Who is best known for major contributions to human factors engineering and ergonomics?
(a) Lillian Gilbreth (b) Rosalind Franklin
(c) Ellen Swallow Richards (d) Margaret Hamilton
(a) Lillian Gilbreth
Increasing women’s participation in STEM directly supports which UN Sustainable Development Goal?
(a) Clean Energy Only (b) Reduced Trade Barriers
(c) Zero Hunger (d) Quality Education & Gender Equality
(d) Quality Education & Gender Equality