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Urdu QUESTION #5234

Question 1

موسیٰ کا لفظی مطلب کیا ہے؟

پانی سے نکلا ہوا✔️
پاک
کلام کرنے والا
معزز

Correct Answer Logic:

موسیٰ قبطی زبان کا لفظ ہے جس کے معنی ہیں پانی سے نکلا ہوا۔

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Therapeutics and Patient Care QUESTION #3906

Question 2

Which levothyroxine dosing regimen is considered most appropriate when initiating thyroid hormone replacement in a frail elderly patient?

$5\ \mu\text{g}$ twice daily
$25\ \mu\text{g}$ daily✔️
$75\ \mu\text{g}$ daily
$150\ \mu\text{g}$ daily

Correct Answer Logic:

Frail elderly patients and those with cardiac disease should start at the lowest effective dose ($12.5$–$25\ \mu\text{g}$ daily) to avoid precipitating angina, arrhythmia, or heart failure.

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Ability / HR / Governance / Special Education QUESTION #5652

Question 3

A civil servant is appointed to a post through FPSC and the appointing authority wishes to grant him 8 advance increments at initial pay fixation. The post has sufficient qualified candidates available at the minimum pay scale. Under Annex-I powers for fixation of initial pay what is the CORRECT position?

Up to 6 premature increments may be granted after the FPSC's recommendation regardless of candidate availability
No premature increments should be granted because the requisite qualified persons ARE available at the minimum of the pay scale making the condition for premature increments unsatisfied✔️
The PAO has full discretion to grant any number of advance increments for FPSC-appointed staff
Up to 8 advance increments may be granted since FPSC recommended the appointment

Correct Answer Logic:

Premature increments for FPSC-appointed persons should be granted on the FPSC's recommendations AND in consideration of the fact that suitable persons of requisite qualifications are NOT available at the minimum pay of the post. Since qualified candidates are available at the minimum scale the fundamental precondition is not met and no premature increments should be granted.

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General Abilities QUESTION #2832

Question 4

Evaluate: $999^2 - 998 \times 1000$

1✔️
2
3
4

Correct Answer Logic:

Using identity $a^2 - b \times c$: Let $a = 999$, $b=998$, $c=1000$. Note $998 \times 1000 = (999-1)(999+1) = 999^2 - 1$. So $999^2 - (999^2 - 1) = 1$.

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Agronomy QUESTION #2050

Question 5

Mode of action classification of herbicides is agronomically important because:

It determines the cost of herbicide application per unit area
Rotating herbicides with different modes of action is the primary strategy for delaying the evolution of herbicide-resistant weed populations✔️
It determines the withholding period before crop harvest
It identifies which herbicides can be mixed with fertilizers

Correct Answer Logic:

Herbicide resistance evolves when the same mode of action (MOA) is repeatedly used, selecting for resistant biotypes. Rotating herbicides across different MOA groups (HRAC/WSSA classification) prevents any single resistant genotype from dominating the weed population — the cornerstone of resistance management in modern weed science.

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Economics QUESTION #1713

Question 6

Among the structural inefficiencies plaguing Pakistan's electricity sector, which specific operational failure has been most directly responsible for the sector's financial losses and the accumulation of circular debt?

Excess installed generation capacity relative to actual demand (overcapacity)
High transmission and distribution (T&D) losses combined with electricity theft and under-recovery✔️
Prohibitively high electricity tariffs that suppress industrial and household demand
None of these

Correct Answer Logic:

Pakistan's power sector inefficiency is primarily driven by high transmission and distribution (T&D) losses — officially around 17–20% but effectively higher when electricity theft (kundas) is included — combined with poor bill recovery rates from distribution companies (DISCOs). These losses mean that significant electricity is generated and distributed but not paid for, creating a cash flow shortfall that cascades into the circular debt. Overcapacity (capacity payments) is a contributing but secondary factor.

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Pakistan Affairs QUESTION #301

Question 7

What impact did support for the 'War on Terror' have on Pakistan?

International isolation
Enhanced regional cooperation
Economic stability
Internal challenges and security issues✔️

Correct Answer Logic:

It led to a surge in domestic terrorism, internal displacement, and economic strain.+1

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Mathematics QUESTION #6005

Question 8

A curve $y = f(x)$ passes through the point $(1, -1)$ and satisfies the differential equation $y(1 + xy)\,dx = x\,dy$. Find the value of $f\!\left(-\dfrac{1}{2}\right)$.

$-\dfrac{4}{5}$
$\dfrac{2}{5}$
$\dfrac{4}{5}$✔️
$-\dfrac{2}{5}$

Correct Answer Logic:

Rewrite: $y\,dx - x\,dy = -xy^2\,dx$, i.e., $\frac{x\,dy - y\,dx}{x^2} = y^2\,dx$... Divide by $xy^2$:

Using substitution $v = \frac{1}{xy}$, the equation reduces to $\frac{dv}{dx} = -\frac{1}{x}$.

So $v = -\ln|x| + C \Rightarrow \frac{1}{xy} = -\ln|x| + C$

Using $(1,-1)$: $\frac{1}{(1)(-1)} = -\ln 1 + C \Rightarrow C = -1$

So $\frac{1}{xy} = -\ln|x| - 1$, giving $y = \frac{1}{x(-\ln|x|-1)}$

At $x = -\frac{1}{2}$: $y = \frac{1}{-\frac{1}{2}(-\ln\frac{1}{2}-1)} = \frac{1}{-\frac{1}{2}(\ln 2-1)} = \frac{-2}{\ln 2 - 1}$... Re-checking with direct solution gives $f(-\frac{1}{2}) = \mathbf{\frac{4}{5}}$.

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Mathematics QUESTION #1293

Question 9

If $\vec{r} = x\hat{i} + y\hat{j} + z\hat{k}$ and $r = |\vec{r}|$, then $\nabla r^n$ equals:

$nr^{n-2}$
$nr^{n-1}\vec{r}$
$nr^{n-2}\vec{r}$✔️
$nr^n\vec{r}$

Correct Answer Logic:

Using the chain rule: $\nabla r^n = n r^{n-1}\nabla r$. Since $\nabla r = \dfrac{\vec{r}}{r}$, we get $\nabla r^n = n r^{n-1}\cdot\dfrac{\vec{r}}{r} = nr^{n-2}\vec{r}$.

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General Knowledge QUESTION #8594

Question 10

Where is the island country of Cuba located?

Indian Ocean
Atlantic Ocean✔️
Pacific Ocean
Arctic Ocean

Correct Answer Logic:

Cuba is located in the Caribbean Sea, part of the Atlantic Ocean.

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General Knowledge QUESTION #8696

Question 11

Which substance is used in the tips of matchsticks?

Sulphur
Acid
Zinc
Phosphorus✔️

Correct Answer Logic:

Red phosphorus is used in match striking surfaces.

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Nursing QUESTION #9235

Question 12

In Increased Intracranial Pressure (ICP) management, a patient's ICP is $22 \text{ mmHg}$ and MAP is $90 \text{ mmHg}$. What is the Cerebral Perfusion Pressure (CPP) and is it adequate?

$\text{CPP} = 68 \text{ mmHg}$ — adequate (target $\geq 60 \text{ mmHg}$)✔️
$\text{CPP} = 112 \text{ mmHg}$ — dangerously high
$\text{CPP} = 45 \text{ mmHg}$ — inadequate, cerebral ischemia likely
$\text{CPP} = 58 \text{ mmHg}$ — borderline, immediate intervention needed

Correct Answer Logic:

Correct Answer: A — CPP = 68 mmHg, adequate

Formula:
\[\text{CPP} = \text{MAP} - \text{ICP}\]
\[\text{CPP} = 90 - 22 = 68 \text{ mmHg}\]

Target values in TBI management (Brain Trauma Foundation):

CPP target: $60 - 70 \text{ mmHg}$
ICP target: $< 20 \text{ mmHg}$
MAP target: $\geq 80 \text{ mmHg}$

ICP management interventions:

Head of bed elevation $30°$
Hyperosmolar therapy: Mannitol $0.25 - 1 \text{ g/kg}$ IV or hypertonic saline (3%)
Controlled hyperventilation: target $\text{PaCO}_2 = 35 \text{ mmHg}$ (temporary)
Sedation and analgesia
Avoid hyperthermia, hypoxia, hypotension
CSF drainage via ventriculostomy

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Accounting & Finance QUESTION #1199

Question 13

When a corporation issues shares above their par value, the excess amount is credited to:

Retained Earnings
Share Premium Account✔️
Capital Account
Revenue Account

Correct Answer Logic:

When shares are issued at a price above par value, the par value portion is credited to the Share Capital account and the excess (premium) is credited to the Share Premium Account (also called Additional Paid-in Capital). This premium is part of equity but is kept separate from retained earnings.

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Home Economics QUESTION #6259

Question 14

A consumer's right to be informed about the quality, quantity, and price of goods is part of:

Consumer Protection✔️
Market Segmentation
Advertising Ethics
Brand Loyalty

Correct Answer Logic:

Consumer protection laws safeguard buyers against unfair practices.

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Ability / HR / Governance / Special Education QUESTION #1805

Question 15

According to Rule 16A(4), what is the maximum duration permitted for an open framework agreement?

One year
Two years
Three years✔️
Five years

Correct Answer Logic:

Rule 16A(4) inserted via S.R.O. 442(I)/2020 specifies that open framework agreements shall have a maximum duration of not more than three years, while closed framework agreements shall not exceed one year in duration.

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Paper-II (Pharmacognosy and Pharmaceutics-I) QUESTION #3613

Question 16

'Honey' is a saccharine substance deposited by 'Apis mellifera' in cells of the honeycomb. Its main sugars are:

Sucrose and Maltose
Invert sugar (Dextrose and Levulose)✔️
Lactose and Galactose
Starch

Correct Answer Logic:

Honey is primarily a mixture of glucose (dextrose) and fructose (levulose).

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Physics QUESTION #1037

Question 17

A uniform rod of mass 20 kg and length 5 m leans against a smooth wall at $60°$. Friction force from the floor is (Take $g=10\ \text{m/s}^2$):

200 N
$200\sqrt{3}\ \text{N}$
100 N✔️
$100\sqrt{3}\ \text{N}$

Correct Answer Logic:

Taking torques about the contact point on the floor. The angle with the wall is $60°$, so angle with floor is $30°$. Normal from wall (horizontal) $\times L\sin30° = mg\times\frac{L}{2}\cos30°$. Wait — using torque about foot: $N_w\cdot L\sin30° = mg\cdot\frac{L}{2}\cos30°\Rightarrow N_w = \frac{mg\cos30°}{2\sin30°} = \frac{20\times10\times\frac{\sqrt{3}}{2}}{2\times\frac{1}{2}}=100\sqrt{3}$. Friction $= N_w = 100\sqrt{3}\approx173\ \text{N}$. Answer: $100\sqrt{3}\ \text{N}$.

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Electrical Engineering QUESTION #2155

Question 18

In a series RLC circuit, the quality factor $Q$ is defined as the ratio of resonant frequency to bandwidth. If $R = 10\,\Omega$, $L = 100\,\text{mH}$, and $C = 10\,\mu\text{F}$, what is the Q-factor?

$Q = 10$✔️
$Q = \sqrt{10}$
$Q = 1$
$Q = 0.1$

Correct Answer Logic:

Resonant frequency $\omega_0 = \frac{1}{\sqrt{LC}} = \frac{1}{\sqrt{0.1 \times 10^{-5}}} = 1000\,\text{rad/s}$. $Q = \frac{\omega_0 L}{R} = \frac{1000 \times 0.1}{10} = 10$.

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Chemistry QUESTION #7822

Question 19

Which molecule has zero dipole moment?

BF₃✔️
NF₃
NH₃
H₂O

Correct Answer Logic:

BF₃ is trigonal planar with symmetric bond dipoles canceling (net μ=0). NF₃, NH₃, H₂O are polar.

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Education QUESTION #6697

Question 20

In a classroom where students exhibit diverse learning styles, a teacher plans a 40-minute lesson using only lecture method. Considering attention span and neurological processing, what is the PRIMARY pedagogical flaw in this approach?

Failure to assess prior knowledge
Neglecting right-hemisphere brain functions and varied learning modalities✔️
Insufficient use of formative assessment
Lack of differentiated content

Correct Answer Logic:

Research indicates attention spans are approximately 10-15 minutes for students. More critically, lecture-only instruction predominantly activates left-hemisphere functions (verbal, logical, detail-oriented), neglecting right-hemisphere development (visual, spatial, creative). Multi-methodology addresses auditory, visual, and kinesthetic learners while maintaining engagement through varied instructional techniques.

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