MCQs

Q191: The right cerebrum is mainly responsible for which of the following functions?

• A) Logical reasoning and language
• B) Analytical and mathematical skills
• C) Creativity and artistic ability

Q192: Ammonia reacts with carbon dioxide to form which compound?

• A) . Ammonium chloride
• B) Urea
• C) Ammonium nitrate

Q193: Chemical formula for ammonium nitrate___?

• A) NH₄Cl
• B) NH₄NO₃
• C) NaNO₃

Q194: Which is the largest part of the human brain?

• A) Encephalus
• B) Cerebellum
• C) Cerebrum

Q195: Charge on an electron is?

• A) 1.602 × 10⁻¹⁹ C
• B) 1.608 × 10⁻¹⁹ C
• C) .602 × 10⁻²⁰ C

Q196: Percentage of nitrogen in ammonium nitrate is?

• A) 30.5%
• B) 33.5%
• C) 25.5%

Q197: If reactants and products do not change over time, the reaction is in?

• A) Motion
• B) Reverse
• C) Equilibrium

Q198: The time taken by an oscillator to complete one oscillation is called?

• A) Frequency
• B) Wavelength
• C) Time Period

Q199: Formula of centripetal force is?

• A) F = ma
• B) F = mv²/r
• C) F = mr²

Q200: Composition of cement includes?

• A) Sand, clay, iron
• B) Limestone, clay, gypsum
• C) Cement, gravel, water