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English QUESTION #2644

Question 1

Which word is a preposition in this sentence: 'The cat jumped over the fence.'

Cat
Jumped
Over✔️
Fence

Correct Answer Logic:

'Over' is a preposition showing the spatial relationship between the cat and the fence.

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Urdu QUESTION #5113

Question 2

'میں نے جب لکھنا سیکھا تھا پہلے تیرا نام لکھا تھا' یہ شعر کس کا ہے؟

غالب
محسن بھوپالی✔️
ناصر کاظمی
ان میں سے کوئی نہیں

Correct Answer Logic:

یہ مشہور شعر محسن بھوپالی کا ہے جو اردو غزل میں محبوب کے نام کی عقیدت کا اظہار ہے۔

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Physics QUESTION #7001

Question 3

The graph best representing the variation of acceleration due to gravity $g$ with distance $d$ from Earth's centre (Earth's radius $= R$) shows which behaviour?

$g$ peaks sharply at $d = R$ with linear rise inside and $1/d^2$ fall outside
$g$ increases exponentially throughout with no peak
$g$ rises linearly from 0 to a peak at $d = R$ then falls as $1/d^2$ outside✔️
$g$ is constant inside and decreases outside

Correct Answer Logic:

The correct behaviour of $g$:

Inside the Earth ($d < R$): $g = \frac{GM}{R^3}d$ — linear increase from $g=0$ at centre to $g_{surface}$ at $d=R$.
Outside the Earth ($d > R$): $g = \frac{GM}{d^2}$ — decreases as $1/d^2$.

The graph shows a straight line from origin to $(R, g_{max})$, then a smooth $1/d^2$ curve decreasing afterward. This is a linear rise inside and inverse-square fall outside, meeting at a sharp peak at $d = R$.

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Civil / Architecture QUESTION #2350

Question 4

In an airport Air Traffic Control (ATC) tower, the navigational and control systems have a typical operational lifespan requiring periodic electronic refits of approximately:

2–3 years
8–10 years✔️
15–20 years
25–30 years

Correct Answer Logic:

The Architects' Handbook states that navigational and control systems in ATC towers have a relatively short life of 8–10 years, resulting in three or four complete electronic refits during the tower's lifetime. Designing for upgradeability requires a clear distinction between the primary structural elements and secondary fittings such as partitions, cable systems, and raised floors.

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Urdu QUESTION #5126

Question 5

وہ صنفِ سخن کیا ہے جس کے ہر بند میں دونوں مصرعے ہم قافیہ ہوں اور ہر دوسرے شعر میں قافیہ بدل جائے؟

مسدس
مثنوی✔️
مخمس
ان میں سے کوئی نہیں

Correct Answer Logic:

مثنوی وہ نظم ہے جس میں ہر شعر کے دونوں مصرعے ہم قافیہ ہوں اور ہر شعر میں قافیہ بدل جائے۔

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Islamic Studies QUESTION #633

Question 6

To whom did Haroon Al-Rashid give the responsibility of writing a book on finance?

Imam Awza'i
Imam Abu Yusuf✔️
Imam Muhammad bin Hasan
None of these

Correct Answer Logic:

He commissioned Imam Abu Yusuf to write Kitab-ul-Kharaj.

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Economics QUESTION #1683

Question 7

In consumer theory, the marginal utility of consuming a good is most precisely defined as the:

Total utility derived from the good before the last unit is consumed
Additional utility gained from consuming one more unit of the good✔️
Utility derived from consuming a different, substitute good
Consumer surplus generated from the consumption of an alternative good

Correct Answer Logic:

Marginal utility (MU) is the additional (incremental) utility or satisfaction a consumer derives from consuming one more unit of a good, holding all else constant. Mathematically: $MU = \dfrac{\Delta TU}{\Delta Q}$. The Law of Diminishing Marginal Utility states that MU typically declines as more units are consumed. It is the foundational concept in cardinal utility analysis and the derivation of the demand curve.

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MCQs Section QUESTION #4885

Question 8

Which word is opposite to "OBLITERATE"

Preserve✔️
Destroy
Ravage
Design

Correct Answer Logic:

Obliterate means to destroy utterly; wipe out completely. Its antonym is Preserve, meaning to maintain or keep something intact.

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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3113

Question 9

The majority of nutrient absorption takes place in the:

Stomach
Small Intestine✔️
Large Intestine
Esophagus

Correct Answer Logic:

The small intestine (especially the jejunum) is the primary site of absorption due to its large surface area.

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Tourism & Hospitality Management QUESTION #1655

Question 10

The Sports and Adventure Tourism course distinguishes 'sport tourism' from 'adventure tourism.' Which of the following best captures this distinction as covered in the curriculum?

Sport tourism involves only spectator events; adventure tourism involves only team sports
Sport tourism encompasses travel related to participating in or watching competitive and non-competitive sports and recreational activities; adventure tourism focuses on experiencing wilderness environments — mountains, beaches, deserts, and forests — through challenging physical activities✔️
Sport tourism is domestic only; adventure tourism is international only
Sport tourism is commercially organized; adventure tourism is always self-guided

Correct Answer Logic:

The Sports and Adventure Tourism course introduces both concepts separately: Sport Tourism is defined as vacations including playing or watching competitive/non-competitive sports or recreation, with emphasis on sport's role as a demand generator; Adventure Tourism focuses on experiencing wilderness environments (mountains, beaches, deserts, forests) through challenging activities — each with distinct planning, safety, and marketing requirements.

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General Knowledge QUESTION #2594

Question 11

A group of 8 bits is known as:

A Kilobyte
A Nibble
A Byte✔️
A Megabit

Correct Answer Logic:

A byte is a group of 8 bits. It is the fundamental unit of digital data storage. All larger units — kilobytes, megabytes, gigabytes — are multiples of bytes. A single character like the letter 'A' typically requires 1 byte to store.

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Pakistan Affairs QUESTION #298

Question 12

What significant impact was caused to Pakistan by direct Military rule?

Corrosion of civil liberties
Unstable civil institutions✔️
Economic stagnation
Encouragement of FDI

Correct Answer Logic:

Frequent interventions weakened the growth and stability of democratic institutions.+1

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Biology QUESTION #4273

Question 13

What is the function of a centromere?

To protect the ends of chromosomes
To hold sister chromatids together✔️
To carry genetic information
To initiate DNA replication

Correct Answer Logic:

The centromere is the constricted region of a chromosome that holds the two sister chromatids together until they separate during cell division.

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Boilers Mechanical Engineering QUESTION #2452

Question 14

For forced vibration isolation to be effective (transmissibility TR < 1), the frequency ratio $r = p/\omega_n$ must satisfy:

$r < 1$
$r = 1$
$r > \sqrt{2}$✔️
$r > 2$

Correct Answer Logic:

Isolation requires TR < 1, which occurs when $r=p/\omega_n>\sqrt{2}$. This means the machine operating speed $p$ must exceed $\sqrt{2}$ times the mounted natural frequency $\omega_n$.

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Paper-II (Pharmacognosy and Pharmaceutics-I) QUESTION #3065

Question 15

Which process involves the 'Sublimation' of water from a frozen product under vacuum?

Spray drying
Lyophilization (Freeze drying)✔️
Tray drying
Vacuum drying

Correct Answer Logic:

Freeze drying (lyophilization) is used for very heat-sensitive biological products.

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Mathematics QUESTION #1280

Question 16

If $w=f(x^2+y^2)$, then the expression $y\dfrac{\partial w}{\partial x}-x\dfrac{\partial w}{\partial y}$ equals:

1
$2xy$
$f'(x^2+y^2)$

Correct Answer Logic:

Let $t=x^2+y^2$. Then $\dfrac{\partial w}{\partial x}=f'(t)\cdot2x$ and $\dfrac{\partial w}{\partial y}=f'(t)\cdot2y$. So: $y\dfrac{\partial w}{\partial x}-x\dfrac{\partial w}{\partial y}=y\cdot2xf'(t)-x\cdot2yf'(t)=2xyf'(t)-2xyf'(t)=0$.

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Education QUESTION #6792

Question 17

A teacher implementing formative assessment is primarily concerned with which of the following questions about student learning?

How well have students achieved the final course objectives by the end of the term?
Where are students in the learning process right now, what is working in my instructional approach, and what modifications will help them learn better going forward?✔️
How do these students compare to other students at their grade level nationally?
Which students have mastered sufficient content to receive a passing grade?

Correct Answer Logic:

The defining focus of formative assessment is the quality and effectiveness of the ongoing instructional process — not final achievement, relative ranking, or grading. It provides real-time feedback to modify teaching strategies and address specific learning gaps during instruction. The other options describe summative, norm-referenced, and grading functions respectively.

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General Abilities QUESTION #4598

Question 18

Expand: $(x + 5)^2$

$x^2 + 25$
$x^2 + 10x + 25$✔️
$x^2 + 5x + 10$
$2x + 10$

Correct Answer Logic:

Using $(a+b)^2 = a^2 + 2ab + b^2$: $(x+5)^2 = x^2 + 10x + 25$

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Pakistan Affairs QUESTION #291

Question 19

Which constitutional framework operated in Pakistan between 1947 and 1956?

Indian Independence Act 1947
Lahore Resolution 1940
Government of India Act 1935✔️
Pakistan Independence Order 1947

Correct Answer Logic:

Until the 1956 Constitution, Pakistan used the amended 1935 Act as its interim constitution.+1

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Mathematics QUESTION #6950

Question 20

Evaluate: $\displaystyle\lim_{x\to\frac{\pi}{2}}\dfrac{\cot x - \cos x}{(\pi - 2x)^3}$

$\dfrac{1}{24}$✔️
$\dfrac{1}{16}$
$\dfrac{1}{8}$
$\dfrac{1}{4}$

Correct Answer Logic:

Let $x = \dfrac{\pi}{2}-t$ so as $x\to\dfrac{\pi}{2}$, $t\to0$.

$\cot x = \cot\!\left(\tfrac{\pi}{2}-t\right) = \tan t$, $\cos x = \sin t$, $\pi-2x = 2t$

$\lim_{t\to0}\dfrac{\tan t - \sin t}{8t^3} = \lim_{t\to0}\dfrac{\sin t(1-\cos t)}{8t^3\cos t}$

$= \lim_{t\to0}\dfrac{\sin t}{t}\cdot\dfrac{1-\cos t}{t^2}\cdot\dfrac{1}{8\cos t} = 1\cdot\dfrac{1}{2}\cdot\dfrac{1}{8} = \mathbf{\dfrac{1}{16}}$

Official answer is $\dfrac{1}{16}$ (index 1). Rechecking: $\dfrac{1}{2}\cdot\dfrac{1}{8}=\dfrac{1}{16}$.

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