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Professional QUESTION #1928

Under Rule 20(5) the Cabinet Secretary shall ordinarily issue the agenda and summaries to Ministers how many days in advance of a Cabinet meeting?

One day
Two days
Three days✔️
Seven days

Correct Answer Logic:

Rule 20(5) states that the Cabinet Secretary shall ordinarily issue the circular showing proposed agenda and summaries to Ministers three days in advance of a meeting; in special meetings the agenda may be issued with less than three days' notice.

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Electrical Engineering QUESTION #2138

Question 4982

Which loss in a transformer is effectively minimized by laminating the magnetic core?

Hysteresis loss
Copper loss
Eddy current loss✔️
Stray load loss

Correct Answer Logic:

Laminating the core increases resistance to circulating currents, thereby reducing power loss due to eddy currents ($P_e \propto f^2 B_{max}^2 t^2$).

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Biology QUESTION #4229

Question 4983

Which of the following statement correctly describes the organelle that is not membrane bound?

Presence of cristae
Modification and packaging of proteins
Presence of digestive enzymes
Made of rRNA and protein✔️

Correct Answer Logic:

Ribosomes are made of rRNA and protein, not membrane-bound.

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Basic Mathematics QUESTION #2831

Question 4984

Simplify: $\dfrac{2^5 \times 4^3}{8^2 \times 2}$

4
8✔️
16
32

Correct Answer Logic:

$2^5 = 32$, $4^3 = (2^2)^3 = 2^6 = 64$, $8^2 = (2^3)^2 = 2^6 = 64$. Numerator $= 2^5 \times 2^6 = 2^{11}$. Denominator $= 2^6 \times 2^1 = 2^7$. Result $= 2^{11-7} = 2^4 = 16$.

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MCQs Section QUESTION #4849

Question 4985

Choose the word nearly similar in meaning to "VELD"

Arctic wasteland
European plains
South African grassland✔️
Deep valley

Correct Answer Logic:

Veld (also spelled veldt) refers to the open, uncultivated grasslands or bushland of southern Africa, particularly in South Africa, Zimbabwe, and Namibia.

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Urdu QUESTION #5166

Question 4986

سجاد ظہیر کا نام کس تحریک کے حوالے سے لیا جاتا ہے؟

ترقی پسند تحریک✔️
حلقہ ارباب ذوق
ادبی دنیا
ان میں سے کوئی نہیں

Correct Answer Logic:

سجاد ظہیر ترقی پسند تحریک کے بانیوں میں سے تھے۔

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Biology QUESTION #4302

Question 4987

Which of the following blood vessels have the lowest blood velocity, with correct reason?

Arteries: Due to thick walls
Capillaries: due to highest overall cross-sectional area✔️
Veins: due to blood flow against gravity
Capillaries: Due to two-way blood flow in capillaries

Correct Answer Logic:

Blood velocity is lowest in capillaries because the total cross-sectional area of all capillaries combined is the greatest, so by continuity, blood slows down significantly.

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Chemistry QUESTION #805

Question 4988

At which point is heat absorbed without change in temperature?

Melting point
Both✔️
Boiling point
None

Correct Answer Logic:

At both the melting point and boiling point, heat is absorbed (as latent heat) without any change in temperature during the phase transition.

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Pakistan Affairs QUESTION #307

Question 4989

Who wrote the Book "Kitab-ul-Hind"?

Mujadid Alf Sani
Shah Waliullah
Syed Ahmed Shahed
Al-Beruni✔️

Correct Answer Logic:

Abu Rayhan al-Biruni wrote this seminal work on Indian culture and science in the 11th century.+1

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English QUESTION #2789

Question 4990

Which is the CORRECTLY SPELLED word?

Definately
Definitly
Definitely✔️
Defenitely

Correct Answer Logic:

The correct spelling is 'Definitely' — from 'definite' + 'ly'. A common error is writing 'definately'. Remember the root word 'definite' and add '-ly'.

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Economics QUESTION #1704

Question 4991

Pakistan's chronically low tax-to-GDP ratio — among the lowest in South Asia — is attributable to which combination of structural and institutional factors?

Disproportionate reliance on regressive indirect taxes
Agricultural sector exemptions and exclusion of large informal income from the tax net
Weak documentation of the tax base and inadequate enforcement capacity
All of these✔️

Correct Answer Logic:

Pakistan's tax-to-GDP ratio (historically around 9–11%) is explained by a confluence of factors: (1) heavy reliance on indirect taxes (sales tax, customs duties) rather than broad-based direct taxes; (2) constitutional and political exemptions for agriculture, despite its large economic size; (3) a large undocumented informal economy estimated at 35–40% of GDP; and (4) weak FBR enforcement, narrow withholding tax net, and rampant tax evasion by powerful sectors.

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Dairy Food Science and Technology QUESTION #6000

Question 4992

The $Z$-value in thermal processing refers to:

The decimal reduction time at a given temperature
The temperature change required to produce a $10$-fold ($1$ log cycle) change in $D$-value✔️
The total number of logs of microbial reduction achieved
The activation energy of the spoilage reaction

Correct Answer Logic:

$Z$-value is the temperature increase ($^{\circ}\text{C}$ or $^{\circ}\text{F}$) required to reduce the $D$-value by a factor of $10$ (1 log cycle). For $C.\;botulinum$ spores, $z = 10^{\circ}\text{C}$ ($18^{\circ}\text{F}$). $Z$-value is used to calculate equivalent thermal processes: $F_T = D_T \times \log\left(\frac{N_0}{N}\right)$.

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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3293

Question 4993

'Cider' and 'Wine' are products of fermentation involving which microbe?

Bacteria
Yeast✔️
Virus
Algae

Correct Answer Logic:

Yeasts ferment sugars into ethanol and $CO_2$.

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City and Regional Planning QUESTION #4962

Question 4994

Which planning tool is used to manage growth boundaries?

Zoning ordinance
Urban Growth Boundary✔️
Building code
Subdivision regulation

Correct Answer Logic:

Urban Growth Boundary (UGB) is a regulatory tool that designates areas for urban development and preservation, controlling sprawl and protecting agricultural/natural lands.

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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3490

Question 4995

'Digitalis purpurea' (Foxglove) contains glycosides used as:

Laxatives
Cardiotonics (Heart stimulants)✔️
Sedatives
Antiseptics

Correct Answer Logic:

Digitalis increases the force of heart contraction in heart failure.

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Reading and Writing (Module-1) QUESTION #5319

Question 4996

Although many critics originally found the artist's work to be ______, modern audiences often praise its bold use of color and unconventional subject matter. Which choice completes the text with the most logical and precise word?

perplexing✔️
transcendent
innovative
celebrated

Correct Answer Logic:

The word 'Although' indicates a contrast between the original view and the modern praise; 'perplexing' provides that negative/confusing contrast.

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Pharmacokinetics and Pharmacodynamics QUESTION #3832

Question 4997

Batch 1 contains $100$ mg drug with $55\%$ bioavailability. Batch 2 contains $200$ mg with a relative bioavailability of $165\%$. What is the absolute bioavailability of Batch 2?

$33.33\%$
$61.6\%$
$90.75\%$✔️
$300\%$

Correct Answer Logic:

Absolute bioavailability of Batch 2 $= \dfrac{165\% \times 55\%}{100} = 90.75\%$. The relative bioavailability is referenced against Batch 1's absolute bioavailability.

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Commerce QUESTION #6115

Question 4998

How is any premium on the issue of shares treated in the financial statements of a limited company?

Added to a capital reserve✔️
Added to a revenue reserve
Deducted from a capital reserve
Deducted from a revenue reserve

Correct Answer Logic:

Option A is correct.

Share premium is the excess above nominal value when shares are issued. It is recorded in the Share Premium Account, which is a capital reserve — it cannot be distributed as dividends.

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Agronomy QUESTION #2045

Question 4999

The 'critical concentration' of a nutrient in plant tissue is defined as:

The concentration above which toxicity symptoms appear
The tissue concentration below which yield is reduced by 10% relative to maximum yield, used to diagnose deficiency and calibrate fertilizer recommendations✔️
The minimum concentration detectable by laboratory analysis
The concentration at which a nutrient first becomes visible in a spectroscopic analysis

Correct Answer Logic:

Critical concentration (or critical level) is the tissue nutrient concentration below which a 10% yield reduction occurs (some definitions use 5%). It is determined through nutrient response experiments and tissue analysis. It forms the basis for plant tissue testing diagnostic programs and fertilizer recommendations in modern agronomy.

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Others section QUESTION #4740

Question 5000

Denzel Washington is best recognized as which of the following?

US Army General
British Naval Commander
Hollywood Actor✔️
Music Producer

Correct Answer Logic:

Denzel Washington is a celebrated American actor, director, and producer who has won two Academy Awards, a Tony Award, and numerous other honors.

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