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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3560

Question 1541

'Garlic' is known for its sulfur-containing constituent called:

Allicin✔️
Reserpine
Eugenol
Atropine

Correct Answer Logic:

Allicin provides the medicinal properties and odor of garlic.

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Mathematics QUESTION #7486

Question 1542

If the function $f: \mathbb{R} - \{1,-1\} \to A$ defined by $f(x) = \frac{x^2}{1-x^2}$ is surjective, then A is equal to:

$\mathbb{R} - \{-1\}$
$[0,\infty)$
$\mathbb{R} - [-1,0)$✔️
$\mathbb{R} - (-1,0)$

Correct Answer Logic:

To find the range, let $y = \frac{x^2}{1-x^2}$. Solving for $x^2$: $y(1-x^2) = x^2$, so $y = x^2 + yx^2 = x^2(1+y)$, giving $x^2 = \frac{y}{1+y}$. For real x, we need $\frac{y}{1+y} \geq 0$. This holds when $y \geq 0$ and $1+y > 0$ (i.e., $y > -1$), or $y < 0$ and $1+y < 0$ (i.e., $y < -1$). Combining: $y \in (-\infty, -1) \cup [0, \infty) = \mathbb{R} - [-1,0)$. So A = $\mathbb{R} - [-1,0)$.

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Education QUESTION #6884

Question 1543

A classroom teacher discovers that a student who regularly disrupts class comes from a home with authoritarian parenting. According to classroom management research on bullying and family dynamics, which parenting style is LEAST likely to produce students who either bully or are victimized?

Permissive parenting, which fosters strong self-esteem through freedom
Passive parenting, which encourages independent problem-solving
Authoritative parenting, which builds self-determination within reasonable boundaries✔️
Laissez-faire parenting, which models flexible and adaptable behavior

Correct Answer Logic:

Research indicates that children from homes with authoritative parenting — where warmth and firm but reasonable boundaries coexist — are significantly less likely to be involved in bullying or victimization. Authoritarian and passive/permissive parenting are both associated with higher rates of bullying involvement, whether as bully or victim.

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Physics QUESTION #4409

Question 1544

The protons in the nucleus of an atom DO NOT exit due to:

Electromagnetic force
Gravitational Force
Weak Nuclear Force
Strong Nuclear Force✔️

Correct Answer Logic:

Although protons repel each other due to electromagnetic force, they are held together in the nucleus by the strong nuclear force, which is the strongest of the four fundamental forces and acts at very short ranges ($\approx 10^{-15}\ m$).

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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3514

Question 1545

What is the biological source of 'Turmeric' (Haldi)?

Curcuma longa✔️
Zingiber officinale
Crocus sativus
Allium sativum

Correct Answer Logic:

Turmeric comes from the rhizomes of Curcuma longa.

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Accounting & Finance QUESTION #6183

Question 1546

A 'Sole Proprietorship' has the limitation of:

Double taxation
Complex legal formalities✔️
Unlimited personal liability
Separation of ownership and management

Correct Answer Logic:

As per Lesson 01, the proprietor has unlimited personal liability for business debts.

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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3498

Question 1547

'Fennel' (Saunf) belongs to which family?

Lamiaceae
Umbelliferae (Apiaceae)✔️
Myrtaceae
Lauraceae

Correct Answer Logic:

Plants in the Umbelliferae family typically have umbrella-shaped flower clusters (umbels).

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Boilers Mechanical Engineering QUESTION #3996

Question 1548

Under the Ordinance, who is responsible for reporting an 'Accident' involving a boiler?

The local police
The owner or person in charge of the boiler✔️
The insurance company
The neighboring factory

Correct Answer Logic:

The owner must report accidents within 24 hours to the Chief Inspector.

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Nursing QUESTION #9244

Question 1549

A Charge Nurse is caring for a post-cardiac surgery patient. The patient develops cardiac tamponade. Which clinical triad is MOST characteristic?

Hypertension, bradycardia, and widened pulse pressure
Hypotension, muffled heart sounds, and distended neck veins (Beck's Triad)✔️
Tachycardia, hypertension, and pulmonary edema
Fever, pericardial friction rub, and sharp chest pain

Correct Answer Logic:

Correct Answer: B — Beck's Triad

Cardiac Tamponade: Beck's Triad

Hypotension — reduced cardiac output due to compression
Muffled (distant) heart sounds — fluid surrounding the heart dampens sounds
Jugular venous distension (JVD) — elevated venous pressure as blood cannot enter compressed heart

Additional signs:

Pulsus paradoxus $> 10 \text{ mmHg}$: Exaggerated fall in systolic BP during inspiration
Tachycardia (compensatory)
Electrical alternans on ECG (alternating QRS amplitude)
Enlarged cardiac silhouette on CXR ('water bottle' heart)

Treatment: Pericardiocentesis (emergency needle drainage) — nurse must prepare equipment immediately. Do NOT give diuretics (worsens hypovolemia). Volume loading may temporarily support BP.

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Islamic Studies QUESTION #7622

Question 1550

نبوت کے اعلان کے بعد نبی کریم ﷺ نے کس سال مدینہ منورہ کی طرف ہجرت فرمائی؟

12ویں سال
13ویں سال✔️
10ویں سال
ان میں سے کوئی نہیں

Correct Answer Logic:

نبوت کے 13ویں سال میں ہجرت مدینہ ہوئی۔ 13 سال مکہ میں تبلیغ کے بعد یہ حکم ملا۔

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Security Measures to Maintain Law and Order QUESTION #915

Question 1551

What is the main objective of crowd management in a security scenario?

Immediate dispersal
Safety and security of the public✔️
Identifying individual threats
Minimizing ambient noise

Correct Answer Logic:

The core goal of crowd control is protecting individuals while maintaining order to prevent escalation.

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General Ability and Fire Fighting QUESTION #5629

Question 1552

A fire in a server room with live electrical equipment is classified as:

Class A
Class B
Class C✔️
Class D

Correct Answer Logic:

A server room fire involving live electrical equipment is a Class C fire. CO2 or dry chemical (non-conductive) extinguishers should be used.

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CISA QUESTION #1759

Question 1553

Which of the following statements about a records management system (RMS) is FALSE?

It provides a list of each data file to be protected
It is not necessary for demonstrating proper record-keeping practices✔️
It contains metadata describing acceptable and unacceptable handling procedures
It forms the foundation of all security control decisions made by management

Correct Answer Logic:

An RMS based on ISO 15489 is internationally recognized and serves as the foundation for all data-handling decisions. Its absence indicates a governance control failure. It is essential for proper record-keeping evidence, making option B false.

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Reading and Writing (Module-1) QUESTION #5351

Question 1554

The following passage is adapted from Jerome K. Jerome’s novel Three Men in a Boat (To Say Nothing of the Dog). The narrator is on a boat trip with his friends. '[Harris] told us anecdotes of how he had gone across the [English] Channel when it was so rough that the passengers had to be tied into their [beds], and he and the captain were the only two living souls on board who were not ill. Sometimes it was he and the second mate who were not ill; but it was generally he and one other man. If not he and another man, then it was he by himself.' Which choice best describes the function of the underlined sentence in the text as a whole?

It indicates the reason for Harris's eagerness to resume traveling.
It hints at Harris's feeling that during an earlier boat trip, others didn't include him in activities.
It emphasizes that Harris always boasts about his own constitution when speaking of a previous boat trip.✔️
It reveals that although Harris claims to prefer solitary activities when traveling, he actually enjoys having company.

Correct Answer Logic:

The sentence lists variations of Harris being the only one not sick, highlighting his habit of bragging about his physical resilience.

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Pakistan Affairs QUESTION #4659

Question 1555

What percentage of Pakistan's electricity was generated from thermal sources around 2005?

30%
50%
70%
Over 80%✔️

Correct Answer Logic:

Pakistan generated over 70% of its electricity from thermal sources around 2005; the exact figure was higher than the given options, making 'None of these' the technically correct answer.

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Geography QUESTION #1250

Question 1556

Grand Banks is situated in:

NE North America✔️
NW Europe
East Asia
None of these

Correct Answer Logic:

The Grand Banks is a series of underwater plateaus (continental shelves) located southeast of Newfoundland, Canada — in the northwestern North Atlantic Ocean, off the northeast coast of North America. It is one of the world's richest fishing grounds, where the cold Labrador Current meets the warm Gulf Stream, creating ideal conditions for marine life.

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Education QUESTION #6714

Question 1557

A teacher implementing inquiry-based learning should PRIMARILY assume the role of:

Knowledge transmitter
Facilitator and guide✔️
Passive observer
Sole authority on content

Correct Answer Logic:

In inquiry-based approaches, teachers facilitate learning by designing experiences, asking probing questions, providing resources, and guiding investigation—not by directly transmitting answers. This shifts from teacher-centered authority to student-centered exploration with teacher support.

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