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Security Measures to Maintain Law and Order QUESTION #904

Question 10341

Which document outlines the "Standard Operating Procedures" (SOPs) for maintaining order during a bomb threat?

National Security Act
Airport Security Program (ASP)✔️
Civil Service Rules
None of these

Correct Answer Logic:

The ASP is a site-specific document required by ICAO that contains the emergency response protocols for each airport.

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Biology Zoology Botany QUESTION #1358

Question 10342

In dicot plants, the first leaf-like structure that emerges from the seed is called:

Hypocotyl
Cotyledon✔️
Epicotyl
Radicle

Correct Answer Logic:

Cotyledons are the seed leaves (embryonic leaves) present inside the seed. In dicots there are two cotyledons. They are the first leaf-like structures to emerge from a germinating seed and often serve as the primary source of nutrition for the seedling. The hypocotyl is the stem below cotyledons; epicotyl is above; radicle becomes the root.

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Bio-Technology QUESTION #10557

Question 10343

In aerobic respiration, the maximum ATP yield from one mole of glucose via the P/O ratio is closest to:

$P/O = 1$, giving ~19 ATP
$P/O = 2$, giving ~38 ATP
$P/O \approx 2.5$, giving ~30–32 ATP✔️
$P/O = 3$, giving ~36 ATP

Correct Answer Logic:

Modern biochemistry revises the classical '38 ATP' figure. With realistic P/O ratios of ~2.5 for NADH and ~1.5 for FADH₂, complete aerobic oxidation of glucose yields approximately 30–32 ATP. The equation is: $C_6H_{12}O_6 + 6O_2 \rightarrow 6CO_2 + 6H_2O + \Delta G$. Substrate-level phosphorylation contributes only 4 ATP; the rest comes from oxidative phosphorylation.

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Boilers Mechanical Engineering QUESTION #4044

Question 10344

'Firebricks' are categorized as:

Insulators
Refractories✔️
Conductors
Fuels

Correct Answer Logic:

They line the furnace to protect the outer steel structure.

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Islamic Studies QUESTION #8242

Question 10345

When did the Holy Prophet (BPUH) offer Hajj?

4 A.H
6 A.H
c 8 A.H
10 A.H✔️

Correct Answer Logic:

This is a repeat of question 164. The Prophet (PBUH) performed his only Hajj in 10 AH (632 CE), known as Hajjat-ul-Wida. During this pilgrimage, he taught Muslims the complete rituals of Hajj as we know them today. He delivered the historic farewell sermon, declared the completion of Islam as a religion, and demonstrated all the acts of Hajj practically. He passed away just 81 days after returning from this Hajj.

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Economics QUESTION #1703

Question 10346

Structural analysis of Pakistan's persistent current account and balance of payments deficits most consistently points to which underlying root cause?

Excessive dependence on workers' remittances as the primary revenue source
Narrow export base concentrated in low-value-added commodities with poor global competitiveness✔️
Chronically inadequate inflows of foreign direct investment
None of these

Correct Answer Logic:

Pakistan's balance of payments crises are structurally rooted in its narrow, undiversified export base — heavily concentrated in low-value textiles and agricultural commodities — and weak global competitiveness. This structural weakness means imports consistently outpace exports, creating persistent current account deficits. While FDI shortfalls and remittance dependence are also issues, the IMF and World Bank consistently identify low export diversification and competitiveness as the most fundamental structural constraint.

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Reading and Writing (Module-1) QUESTION #5439

Question 10347

Ancestral Puebloans dispersed in late 1200s, abandoning villages. Turkey remains at Mesa Verde share genetic markers with modern Rio Grande turkeys after 1280. Thus, researchers concluded that ____

terrain conditions in Rio Grande and Mesa Verde were more similar in the past.
some Ancestral Puebloans migrated to Rio Grande Valley in late 1200s with farming practices.✔️
Rio Grande peoples primarily planted crops and didn't cultivate turkeys before 1280.
Mesa Verde Puebloans adopted farming practices from other regions.

Correct Answer Logic:

Shared genetic markers after 1280 suggest migration of turkeys (and likely people) from Mesa Verde to Rio Grande.

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General Knowledge QUESTION #4815

Question 10348

Which power was NOT part of the Axis alliance during World War II?

Germany
Soviet Union✔️
Italy
Japan

Correct Answer Logic:

The Axis powers in World War II comprised Germany, Italy, and Japan. The Soviet Union was part of the Allied powers after Germany invaded it in June 1941 (Operation Barbarossa).

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Education QUESTION #11620

Question 10349

The first All Pakistan Education Conference of 1947 was convened in which city?

Peshawar
Lahore
Karachi
None of these✔️

Correct Answer Logic:

The first All Pakistan Education Conference was held in Karachi in November 1947, shortly after independence. It laid the foundational vision for Pakistan’s national education system. The correct answer is D — None of these (Karachi), as none of the first three options is correct.

Correct Answer: D — None of these (Karachi).

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Dairy Food Science and Technology QUESTION #5917

Question 10350

In the Gerber method for fat determination, amyl alcohol is added. Its purpose is:

To act as the primary fat solvent
To act as a froth suppressant and to reduce surface tension between the fat and acid layers, facilitating a clear fat column✔️
To digest casein proteins
To calibrate the butyrometer

Correct Answer Logic:

In the Gerber test, amyl alcohol (isoamyl alcohol, $\text{C}_5\text{H}_{12}\text{O}$) serves two purposes: (1) reduces surface tension at the fat-acid interface facilitating complete fat separation; (2) acts as a froth suppressant. Without it, the fat-acid interface is diffuse and difficult to read accurately.

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General Knowledge QUESTION #8918

Question 10351

Palembang is the capital city of which country/region?

Indonesia✔️
Malaysia
Thailand
Vietnam

Correct Answer Logic:

Palembang is a city in Indonesia, but capital? Actually Jakarta is capital. Key says A Indonesia.

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Bio-Technology QUESTION #10584

Question 10352

In a fluidised bed bioreactor, the minimum fluidisation velocity depends on:

Only the feed substrate concentration
Particle density, particle diameter, and liquid viscosity✔️
The volumetric mass transfer coefficient $k_La$ only
The impeller tip speed and dissolved oxygen

Correct Answer Logic:

The minimum fluidisation velocity $U_{mf}$ — the superficial liquid velocity needed to just suspend settled particles — depends on: (1) density difference between solid and liquid ($\rho_p - \rho_L$), (2) particle diameter $d_p$, and (3) liquid viscosity $\mu_L$. The Ergun equation or its simplified forms (e.g. Wen and Yu) are used to calculate $U_{mf}$. Fluidised beds are used for immobilised enzyme and cell reactors.

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Accounting & Finance QUESTION #6198

Question 10353

The GAAP 'Realization Principle' requires that revenue be recognized when:

Cash is received in the bank.
The earning process is virtually complete.✔️
A contract is signed.
The fiscal year ends.

Correct Answer Logic:

Revenue is recognized when earned, usually at the time of sale, regardless of when cash is received [cite: 19].

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Information Technology QUESTION #1138

Question 10354

What is the primary purpose of a Translation Lookaside Buffer (TLB)?

To store data
To speed up virtual address translation✔️
To manage disk I/O
To handle interrupts

Correct Answer Logic:

A TLB is a high-speed cache that stores recent transitions from the page table to reduce the time taken to access memory locations.

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Planning QUESTION #5002

Question 10355

In housing affordability analysis, if median household income is $40,000 and median house price is $200,000, what is the price-to-income ratio?

2.0
3.0
5.0✔️
8.0

Correct Answer Logic:

Price-to-Income Ratio = $\frac{\text{Median House Price}}{\text{Median Annual Household Income}} = \frac{200,000}{40,000} = 5.0$. Ratios above 3-4 indicate affordability problems; ratios above 5 suggest severe affordability crisis requiring policy intervention.

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Pakistan Affairs QUESTION #4679

Question 10356

Who served as the Special Representative of the United States for Afghanistan and Pakistan Affairs (SRAP)?

Richard Holbrooke✔️
Joan Elizabeth
Gen. MacArthur
George Mitchell

Correct Answer Logic:

Richard Holbrooke served as the first US Special Representative for Afghanistan and Pakistan (SRAP) from January 2009 until his death in December 2010.

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Chemistry QUESTION #469

Question 10357

In which of the following carbon is double bonded with itself?

Alkane
Ether
Alkene✔️
Alkyne

Correct Answer Logic:

Alkenes have C=C double bond

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Law QUESTION #9679

Question 10358

Under Article 37, a confession made by an accused person is irrelevant in criminal proceedings if it was caused by inducement, threat or promise — from whom must such inducement come?

Any person
A co-accused
A person in authority✔️
A police officer only

Correct Answer Logic:

Article 37 specifies that the inducement, threat or promise must proceed from 'a person in authority' and must be sufficient in the Court's opinion to give the accused reasonable grounds for making the confession.

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Reading and Writing (Module-1) QUESTION #10409

Question 10359

The children were ------- by the magician's tricks, staring in silent wonder at each illusion.

unimpressed
spellbound✔️
bored
indifferent

Correct Answer Logic:

Staring 'in silent wonder' shows the children were captivated, matching 'spellbound.'

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Chemistry QUESTION #1430

Question 10360

According to Hess's law:

Enthalpy change depends on reaction pathway
Enthalpy change is path independent✔️
Enthalpy depends on final state only
Enthalpy change includes entropy changes

Correct Answer Logic:

Hess's Law of constant heat summation states that the total enthalpy change for a chemical reaction is independent of the reaction pathway — it depends only on the initial and final states. This is a consequence of enthalpy being a state function. It allows calculation of $\Delta H$ for reactions that cannot be measured directly by adding the $\Delta H$ values of individual steps.

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