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Journalism / Mass Communication QUESTION #6363

Alexander Graham Bell received a patent for the telephone on March 7, 1876. Which of the following statements about Bell's invention is INCORRECT?

Bell's interest in telephony was derived from his background in vocal physiology and speech instruction to the deaf
Bell's breakthrough experiment occurred on June 2, 1875, when he and assistant Thomas Watson converted an intermittent current to a continuous current
Bell invented the telephone by improving Morse's telegraph and adding a speaker component without any prior experiment on sound transmission✔️
Bell's original telephone design was essentially a modified telegraph — the primary difference being that it could transmit true sound

Correct Answer Logic:

According to the textbook, Alexander Graham Bell's interest in the telephone was derived from his background in vocal physiology and his work teaching the deaf to speak. His breakthrough experiment took place on June 2, 1875, when he and his assistant Thomas Watson were working on a harmonic telegraph. A reed stuck on Watson's transmitter converted an intermittent current into a continuous current, which Bell heard on his receiver — confirming that sound could be transmitted electrically. Bell was awarded the patent on March 7, 1876. His original design was indeed a modified telegraph that could transmit true sound. Option C is the incorrect statement: Bell did not simply add a speaker to Morse's telegraph; he conducted years of experimental work on sound and electricity before arriving at a working telephone. His breakthrough was a genuine scientific achievement rooted in his study of human speech and vocal physiology.

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Math Physics Chemistry Biology QUESTION #4261

Question 6202

If a normal person marries with a colour blind female, what will be the possibility of a normal male child?

0%✔️
25%
50%
75%

Correct Answer Logic:

A colour blind female has genotype $X^c X^c$. A normal male has genotype $X^N Y$. All sons receive $X^c$ from mother and $Y$ from father, making all sons colour blind ($X^c Y$). So 0% chance of a normal male child.

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General Knowledge QUESTION #8695

Question 6203

Insomnia is a medical condition related to:

Sleeplessness (inability to sleep)✔️
Hypertension
Fear of water
Fear of closed places

Correct Answer Logic:

Insomnia is difficulty falling or staying asleep.

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General Abilities QUESTION #2905

Question 6204

Area of a triangle with base $10$ cm and height $5$ cm is:

$25\text{ cm}^2$✔️
$50\text{ cm}^2$
$15\text{ cm}^2$
$100\text{ cm}^2$

Correct Answer Logic:

Area $= \frac{1}{2} \times \text{base} \times \text{height} = \frac{1}{2} \times 10 \times 5 = 25$.

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English QUESTION #2732

Question 6205

Change to PASSIVE VOICE: 'The teacher teaches the students.'

The students were taught by the teacher.
The students are taught by the teacher.✔️
The students teach the teacher.
The students have been taught by the teacher.

Correct Answer Logic:

In passive voice for simple present: Subject + is/am/are + past participle + by + agent. 'The students are taught by the teacher' correctly converts the active voice sentence.

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The Constitution of Pakistan QUESTION #9397

Question 6206

Under Article 19A, the right to information extends to matters of public importance subject to:

Absolute disclosure without restriction
Regulation and reasonable restrictions imposed by law✔️
A presidential declaration of what is public
Parliamentary approval for each disclosure request

Correct Answer Logic:

Article 19A, inserted by the 18th Amendment, provides: 'Every citizen shall have the right to have access to information in all matters of public importance subject to regulation and reasonable restrictions imposed by law.' The right is broad but subject to lawful regulation — balancing transparency with legitimate confidentiality interests.

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Dairy Food Science and Technology QUESTION #5957

Question 6207

In dairy plant design, 'pasteurized product contamination by raw milk' in plate heat exchangers (PHE) is prevented by:

Using thicker gaskets between raw and pasteurized milk channels
Designing the regeneration section with higher pressure on the pasteurized side ($\geq 14\;\text{kPa}$ or $2\;\text{psi}$ above raw milk pressure) than the raw milk side✔️
Using separate PHEs for raw and pasteurized milk
Monitoring conductivity of milk streams

Correct Answer Logic:

In HTST PHE regeneration sections, regulations require that pasteurized milk pressure exceed raw milk pressure by $\geq 14\;\text{kPa}$ ($2\;\text{psi}$), ensuring that any leakage is from pasteurized to raw (not raw to pasteurized), preventing contamination of the pasteurized product stream.

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Ability / HR / Governance / Special Education QUESTION #5651

Question 6208

The last date for submission of Supplementary Grant schedules to the Finance Division (Budget Wing) is 31st May. A Ministry submits its schedule on 1st June citing operational difficulties. Analytically what is the MOST LIKELY consequence?

The Finance Division will accept the schedule since the deadline is a guideline not a strict rule
The Finance Division will view the submission with disfavour; the Ministry should have anticipated the need well ahead of the financial year; the late submission may result in the supplementary grant not being processed✔️
The schedule is automatically rejected and the Ministry must wait for the next financial year
The Financial Adviser can grant an extension of up to 30 days on his own authority

Correct Answer Logic:

The Finance Division will look with disfavour upon any request for Supplementary Grants except in extraordinary circumstances. The system expects Ministries to anticipate requirements well ahead of the financial year. A submission after the 31st May deadline compounds this problem as the O.M. is explicit about this deadline. Late submissions risk not being entertained.

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Home Economics QUESTION #6252

Question 6209

The primary goal of Home Economics extension is to:

Increase industrial production
Improve the quality of rural and urban life✔️
Sell commercial products
Conduct laboratory research

Correct Answer Logic:

Extension work aims to bring scientific knowledge to families to improve their living standards.

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Education QUESTION #6795

Question 6210

What is the MOST fundamental reason why 'Depth of Knowledge' (DOK) Level 3 (Strategic Thinking) and Level 4 (Extended Thinking) items should appear in assessments designed for Teacher/Subject Specialist examination — as opposed to relying primarily on DOK Levels 1 and 2?

Higher DOK levels require longer answers, which increases test validity
Subject specialists must demonstrate the ability to analyze real-world educational problems and synthesize solutions over time — capacities that DOK 1 (recall) and 2 (skills/concepts) items structurally cannot elicit✔️
Higher DOK levels have easier scoring rubrics
DOK 3 and 4 items are faster to construct than lower-level items

Correct Answer Logic:

DOK Level 3 (Strategic Thinking) requires short-term higher-order thinking — analysis and evaluation applied to real-world problems. DOK Level 4 (Extended Thinking) requires synthesis, reflection, and adjustment over time. These are the cognitive capacities central to professional educator competence. Assessments limited to recall and basic skills cannot distinguish candidates who can genuinely solve complex educational problems from those who merely memorize content.

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Mathematics QUESTION #7437

Question 6211

The function $f: \mathbb{R} \to [-\frac{1}{2}, \frac{1}{2}]$ defined as $f(x) = \frac{x}{1+x^2}$, is:

Invertible✔️
injective but not surjective
surjective but not injective
neither injective nor surjective

Correct Answer Logic:

To check injectivity: if $f(x_1) = f(x_2)$, then $\frac{x_1}{1+x_1^2} = \frac{x_2}{1+x_2^2}$, which leads to $x_1(1+x_2^2) = x_2(1+x_1^2)$, simplifying to $x_1 - x_2 + x_1x_2^2 - x_2x_1^2 = 0$, or $(x_1-x_2)(1-x_1x_2) = 0$. For most real values this gives $x_1 = x_2$, confirming injectivity. For surjectivity, $f'(x) = \frac{1-x^2}{(1+x^2)^2}$. Maximum occurs at $x=1$ giving $f(1)=\frac{1}{2}$ and minimum at $x=-1$ giving $f(-1)=-\frac{1}{2}$. The range is exactly $[-\frac{1}{2}, \frac{1}{2}]$, confirming surjectivity. Therefore, f is bijective and hence invertible.

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Psychology QUESTION #1459

Question 6212

Which type of learning occurs through observing others and imitating their behaviors?

Classical conditioning
Operant conditioning
Observational learning✔️
Latent learning

Correct Answer Logic:

Observational learning (also called social learning or modelling) occurs by watching and imitating others. Albert Bandura's Social Learning Theory (1977) demonstrated this through his Bobo doll experiments, showing children imitated aggressive behaviour modelled by adults. Classical conditioning involves stimulus-response associations; operant conditioning involves reinforcement/punishment; latent learning occurs without immediate reinforcement.

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Biology QUESTION #7239

Question 6213

In a moss, the sporophyte:

Arises from a spore produced by the gametophyte
Manufactures food for itself as well as for the gametophyte
Is partially parasitic on the gametophyte✔️
Produces gametes that give rise to the gametophyte

Correct Answer Logic:

The moss sporophyte is partially parasitic on the gametophyte. It lacks true roots and draws water and nutrients from the gametophyte via a foot. It does have chlorophyll and performs some photosynthesis but cannot fully sustain itself — hence partially parasitic (semi-dependent).

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Boilers Mechanical Engineering QUESTION #2551

Question 6214

Kinetic friction coefficient $\mu_k$ versus static friction coefficient $\mu_s$ for identical surfaces satisfies:

Always $\mu_k > \mu_s$
Always $\mu_k = \mu_s$
Always $\mu_k < \mu_s$✔️
Can be either, depending on normal force magnitude

Correct Answer Logic:

Kinetic (sliding) friction is always less than maximum static friction: $\mu_k<\mu_s$. Once relative motion begins, the friction force drops because molecular adhesion bonds are continuously broken rather than built up.

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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3536

Question 6215

'Belladonna' literally means:

Deadly nightshade
Beautiful lady✔️
Sweet flower
Black root

Correct Answer Logic:

In the past, women used it to dilate their pupils to look more attractive.

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Tourism & Hospitality Management QUESTION #1609

Question 6216

The Front Office Operations course covers the 'Property Management System (PMS).' Which of the following best describes its function in hotel operations?

A physical blueprint used for hotel construction and renovation planning
An integrated computer-based system that manages guest reservations, check-in/out, room assignments, billing, night audit, and interfaces with other hotel departments✔️
A manual ledger system for recording guest payments
A marketing database for tracking customer preferences

Correct Answer Logic:

The PMS (Property Management System) is covered extensively in Module 7 of the Front Office Operations course. It is a centralized hotel management software that integrates guest registration, room management, billing, the night audit function, and interfaces with other systems (POS, reservation systems, housekeeping status) — replacing manual front office procedures.

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Pakistan Affairs QUESTION #9074

Question 6217

The major workforce of Pakistan is employed in which sector?

Agriculture✔️
Trade
Services
Manufacturing

Correct Answer Logic:

Agriculture employs the largest share of workers.

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Journalism / Mass Communication QUESTION #6376

Question 6218

The IFJ (International Federation of Journalists) Declaration of Principles on the Conduct of Journalists, adopted at Bordeaux in 1954, lists several grave professional offences. Which of the following is NOT listed as a grave professional offence under this declaration?

Plagiarism and malicious misrepresentation
Calumny, slander, libel, and unfounded accusations
Accepting a bribe in consideration of either publication or suppression of information
Expressing personal political opinions in editorial content✔️

Correct Answer Logic:

The IFJ Declaration of Principles (adopted 1954, amended 1986 in Helsingör) specifically defines the following as grave professional offences for journalists:

Plagiarism
Malicious misrepresentation
Calumny, slander, libel, and unfounded accusations
Acceptance of a bribe in any form in consideration of either publication or suppression of information

Expressing personal political opinions in editorial content is not listed as a grave professional offence in this declaration. The declaration also requires journalists to: respect truth, defend freedom of information, report only facts of known origin, use only fair methods to obtain news, rectify inaccurate information, observe professional secrecy regarding sources, and be aware of discrimination. The code emphasises that journalists should recognise “in professional matters the jurisdiction of colleagues only, to the exclusion of every kind of interference by governments or others.”

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Pakistan Affairs QUESTION #4660

Question 6219

Pakistan received observer status in which international organization around 2005?

OECD
Gulf Cooperation Council
Shanghai Cooperation Organization✔️
ASEAN

Correct Answer Logic:

Pakistan was granted observer status in the Shanghai Cooperation Organization (SCO) in 2005 during the Astana summit.

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Nursing QUESTION #9153

Question 6220

According to Maslow's Hierarchy of Needs, which level of need must be satisfied FIRST before addressing others in community health nursing?

Safety and security needs
Love and belonging needs
Physiological needs✔️
Esteem needs

Correct Answer Logic:

Maslow's Hierarchy of Needs (1943) is arranged as follows (bottom to top):

Physiological needs — food, water, shelter, air, warmth (FIRST priority)
Safety and security needs
Love and belonging needs
Esteem needs
Self-actualization

In community health nursing, physiological needs such as nutrition, clean water, and basic sanitation must be addressed before higher-level needs. A Charge Nurse must apply this framework when prioritizing nursing interventions for community patients.

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