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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

7521. Malonic acid is an example of____________?
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A. Irreversible inhibitor

B. Non-competitive inhibitor

C. Competitive inhibitor

D. Reversible inhibitor

7522. Malleable cast iron _________________?
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A. contains l.7 to 3.5% carbon in free state and is obtained by the slow cooling of molten cast iron

B. none of the above

C. is also known as chilled cast iron and is obtained by cooling rapidly. It is almost unmachinable

D. is produced by small additions of magnesium (or cerium) in the ladle. Graphite is in the nodular or spheroidal form and is well dispersed throughout the material

E. is produced by annealing process. It is soft, tough, and easily machined metal
7523. Malignant tumour of epithelial origin is_______________?
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A. All of the above

B. Papilloma

C. Sarcomas

D. Carcinoma
7524. Malignant neoplasms shows all the following features EXCEPT_____________?
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A. Invasion of blood vessels

B. Disorganized cell structure

C. Rapid, erratic growth

D. Encapulation
7525. Males______________?
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A. are more prone to aggressiveness than females

B. live longer than females

C. have a lower birthrate than females

D. are less likely to die violently

7526. Male sterility is absence of_________?
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A. Sterile anther

B. Functional pollen

C. Sterile pollen

D. All of these

7527. Malathrion and Parathion insecticides belongs to_________________?
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A. Organo-chlorine group

B. Carbamate group

C. Pyrethroid group

D. Organo-phosphate
7528. Malathrion and Parathion insecticides belongs to_________________?
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A. Pyrethroid group

B. Carbamate group

C. Organo-phosphate

D. Organo-chlorine group

7530. Malakhra is a traditional game of __________ ?
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A. None of them

B. Sindh

C. KPK

D. Punjab

7532. Majority of drugs are transported across the membrane by____________?
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A. Active transport

B. Filtration

C. Facilitated trasnsport

D. Passive diffusion
7534. Maintenance testing is performed using which methodology ?
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A. Retesting

B. Sanity testing

C. Confirmation testing

D. Breadth test and depth test
7536. Main window in a computer spreadsheet is called ___________ ?
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A. Work sheet

B. Work book

C. Account book

D. Work

7537. Main use of soft coke is as _______________ fuel?
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A. Foundry

B. Blast furnace

C. None of these

D. Domestic
7538. Main use of salt in diet is to : ___________?
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A. produce small amount of hydrochloric acid required for digestion

B. inclease solubility of food particles in water

C. increase the taste

D. ease the process of cooking

7539. Main use of hydrazine is___________________?
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A. As a disinfectant

B. As a rocket fuel

C. In water treatment

D. As fire retardant

7540. Main pollutants released from iron & steel industry is__________________?
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A. SO3, NO2 & CO2

B. CO2, H2S & NO2

C. CO, CO2 & SO2

D. H2S, NO & SO3

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