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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

10784. Botany is also called _______ ?
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A. Phytology

B. Pedology

C. Plantophyta

D. Phycology

10786. Boric acid cannot be used__________________?
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A. In soda bottles

B. For enamel and glazes

C. For washing eyes

D. As antiseptic in medicine

10787. Borelia vincenti is a______________?
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A. Spirochaete

B. Mycoplasma

C. Chlamydia

D. Mycobacteria

10788. Borders can be applied to_________?
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A. All of above

B. Cells

C. Paragraph

D. Text

10789. Borax is a white crystalline solid and it is_________________?
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A. Soluble only in organic solvents

B. More soluble in cold water

C. More soluble in hot water

D. Insoluble in water

10792. Bond will beionic when E.N difference of bonded atom is ____________________?
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A. Greater than 1.7

B. Equal to 1.7

C. Less than 1.7

D. No specificity exists

10793. Bomb calorimeter is used to determine the (where, GCV Gross Calorific Value. NCV Net Calorific Value.) ?
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A. NCV at constant volume

B. GCV at constant pressure

C. NCV at constant pressure

D. GCV at constant volume
10794. Boiling point elevation of an ideal solution_______________?
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A. Increases rapidly with temperature rise

B. Decreases rapidly with temperature rise

C. In independent of pressure

D. Both B. and C.

10795. Boiling of milk in an open vessel is an example of ______________ boiling?
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A. Sub-cooled

B. None of these

C. Film

D. Saturated nucleate

10796. Boiling of liquid is accompanied with increase in the__________________?
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A. All (A), B. and (C)

B. Specific Gibbs free energy

C. Specific entropy

D. Vapor pressure
10797. BOD refers to the __________?
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A. Bidding of Dermatology

B. Binding of Dirt

C. Biochemical occupied Date

D. Biochemical Oxygen demand
10798. Blunt cell processes seen on the developing ameloblasts are celled as________________?
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A. Tomes fibres

B. Tomes processes

C. Tomes layer

D. Odontoblastic processes

10799. Blue vitriol is chemically___________________?
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A. Aluminium sulphate

B. Copper sulphate

C. Ferrous sulphate

D. Copper nitrate

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  1. Choose a subject from the navigation or subject directory.
  2. Work through the questions and compare each option with the marked answer.
  3. Use the online quiz to practise a mixed or subject-specific set.
  4. Report a doubtful answer so it can be reviewed and corrected.

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