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Pakistan's MCQ Practice Library for Competitive Exams

mcqpk.com helps students and job candidates practise multiple-choice questions by subject, then build a free test to check what they have learned.

Questions are reviewed over time, but syllabuses and factual answers can change. Always confirm important information with the relevant official source.

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Recently added practice questions

6855. Pakistan Army conducting an operation along the Pak-Afghan border in Khyber Agency, called?
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A. Operation Zarb-e- Azab

B. Operation Zarb-e-Ahaan

C. Operation Rah-e-Nijaat

D. Operation Rajjgal
6860. P95 means _____?
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A. The central 95% area

B. The point above above which95% area lies

C. The point above below which 95% area lies

D. Both (a) and (b) but not (c)

6861. P-waves is a term associated with__________?
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A. Oceans

B. Rivers

C. Earthquakes

D. Wind

6871. Oxygen is the production of____________?
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A. Mitochonderia

B. Chloroplast

C. Peroxisomes

D. Both A & B

6872. Oxygen is produced by fractionation of air using _____________ process?
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A. Claudes

B. Lindes

C. Either A. or B.

D. None of these

6873. Oxygen dissociation curve shifts to the right by all of the following except_____________?
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A. Rise in temperature

B. Rise in carbon dioxide tension

C. Rise in pH

D. Rise in H+ ion

6874. Oxygen as an emergency drug is contraindicated in______________?
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A. Asthma

B. Hyperventilation

C. Anaphylaxis

D. COPD

6875. Oxyacetylene reducing flame is used while carrying out welding on__________________?
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A. High carbon steel

B. Mild steel

C. Grey cast iron

D. Alloy steel

6876. Oxidative rancidity is promoted by ____________________?
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A. Heat

B. Enzymes

C. All the above

D. Catalysis

6878. Overturning of vehicles on a curve can be avoided by using ________________?
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A. reverse curve

B. compound curve

C. vertical curve

D. transition curve
6880. Overfire burning is the phenomenon of _____________________?
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A. fuel bed firing

B. supply of excess, air

C. burning CO and unburnts in upper zone of furnace by supplying more air

D. supply of excess coal

E. none of the above

6881. Overall efficiency of the distillation column is _____________________?
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A. The ratio of number of ideal plates to actual plates

B. The ratio of number of actual plates to ideal plates

C. Same as the Murphree efficiency

D. Always more than the point efficiency

6883. Over charging______________?
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A. all above

B. increases the temperature resulting in buckling of plates

C. produces excessive gassing

D. loosens the active material

6884. Output fell sharply in the transition economies because ?
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A. banks were unable to function

B. All of the above

C. there was little corporate control

D. vital infrastructure was missing

6885. Out of the following, N2 content is minimum in_____________________?
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A. Urea

B. Ammonium nitrate

C. Ammonium sulphate

D. Ammonium chloride

6886. Out of the following refrigeration cycles, which one has the minimum COP (Co-efficient of performance) ?
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A. Vapour compression with a reversible expansion engine

B. Air cycle

C. Ordinary vapour compression cycle

D. Carnot cycle

6887. Out of the 21 Pakistani universities ranked by Times Higher Education (THE) World University Rankings 2021, Pakistans top-ranked position is occupied by_________?
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A. Government College University Faisalabad

B. Quaid-e-Azam University (Islamabad)

C. Hazara University Mansehra

D. International Islamic University, Islamabad

6889. Out door production of vegetables, out of their normal season is known as______________________?
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A. Out season production

B. vegetable improvement

C. vegetable forcing

D. None of the above

6890. Our type of society fosters______________?
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A. none of the above

B. love of all humans

C. anxiety

D. a sense of calm

6891. Our type of society fosters______________?
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A. none of the above

B. a sense of calm

C. anxiety

D. love of all humans

6893. Our Holy Prophet Muhammad (SAW) had ___________ brothers & sisters.
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A. 1 brother & 1 sister

B. None

C. 1 brother & 2 sisters

D. 2 brothers & 1 sister

6894. OUAGADOUGOU is the capital of: __________?
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A. Barmoda

B. Burkina Faso

C. Namibia

D. PNG

6895. Other name of red blood cells is ____________?
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A. Thrombocytes

B. Erythrocytes

C. Leukocytes

D. None of these

6896. Osteomyelitis begins as an inflammation of:__________?
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A. Medullary bone

B. Cortical bone

C. periosteum and inner cortex

D. Periosteum

6897. Osteomalacia is associated with_________________?
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A. Increase in osteoid maturation time

B. Increase in mineral apposition rate

C. Decrease in osteoid surface

D. Decrease in osteoid volume

6899. Oslo agreements in 1993 weresigned between?
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A. Iran , USA

B. None of these

C. Israel , Palestine

D. Azerbaijan , Russia

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