Reading Mode - Questions

Dairy Food Science and Technology QUESTION #5991

In dairy microbiology, 'psychrotolerant' bacteria differ from 'psychrophilic' bacteria in that:

Psychrotolerant bacteria cannot grow above $20^{\circ}\text{C}$; psychrophilic bacteria grow optimally at $20^{\circ}\text{C}$
Psychrotolerant bacteria have optimal growth above $20^{\circ}\text{C}$ but can grow slowly at refrigeration temperatures ($0\text{–}7^{\circ}\text{C}$); psychrophilic bacteria have optimal growth below $15^{\circ}\text{C}$✔️
Psychrotolerant bacteria are heat resistant; psychrophilic bacteria are not
They are identical terms used interchangeably in dairy science

Correct Answer Logic:

True psychrophiles have optimal growth $<15^{\circ}\text{C}$ and cannot grow above $20^{\circ}\text{C}$. Psychrotolerant (psychrotrophs) bacteria grow optimally at $20\text{–}30^{\circ}\text{C}$ but can also grow at refrigeration temperatures ($0\text{–}7^{\circ}\text{C}$), though slowly. Major dairy spoilage organisms ($Pseudomonas\;fluorescens$) are psychrotolerant.

Uploaded by: Fani Warraich

English QUESTION #8344

Question 1382

Choose the meaning of the idiom 'Hide one's light under a bushel':

To save electricity
To conceal one's talents✔️
To avoid limelight
To use light in moderation

Correct Answer Logic:

It means to hide one's abilities or talents.

Uploaded by: Fani Warraich

Agronomy QUESTION #2049

Question 1383

The critical period of weed competition (CPWC) for most annual field crops refers to:

The entire crop growth season during which weeds must be controlled
The specific period from crop emergence during which weeds must be removed to prevent unacceptable yield losses, typically corresponding to 25–33% of the total crop growth period✔️
The period between planting and first irrigation when weed competition is maximum
The post-harvest period when weed seed banks are replenished

Correct Answer Logic:

The CPWC is defined by two thresholds: (1) the period weeds can remain before causing yield loss (weed-free period), and (2) the duration crops must be weed-free after emergence to prevent irreversible yield loss. For most crops it spans 25–33% of the growing period — usually the vegetative to early reproductive stages.

Uploaded by: Fani Warraich

General Ability and Fire Fighting QUESTION #5591

Question 1384

Which method of fire extinguishment involves removing heat from the fire?

Smothering
Starving
Cooling✔️
Inhibiting

Correct Answer Logic:

Cooling removes heat — typically using water — to bring the fuel temperature below its ignition point. This is the most common firefighting method.

Uploaded by: Fani Warraich

Pakistan Affairs QUESTION #154

Question 1385

What was the primary demand of the Akali Movement in Punjab during the 1920s?

Abolition of British rule
Management of Sikh gurdwaras by elected committees (SGPC)✔️
Establishment of an independent Sikh state
Reform of Sikh marriage laws

Correct Answer Logic:

The movement sought to liberate Gurdwaras from the control of corrupt Mahants.

Uploaded by: Fani Warraich

General Knowledge QUESTION #4649

Question 1386

Team sports like cricket display socialist tendencies in requirements of individual subordination. Which conclusion may NOT be inferred?

All team sports have socialist tendencies✔️
All team sports are authoritarian
Without employee subordination to managerial authority, production for profit would not be possible
All team players are subordinate to their coaches

Correct Answer Logic:

2

Uploaded by: Fani Warraich

General Abilities QUESTION #7997

Question 1387

$0.03 \times 10 = ?$

30
3✔️
0.3
0.003

Correct Answer Logic:

$0.03 \times 10 = 0.3$... Answer key gives B (3). $0.03 \times 10 = 0.3$, which is option C. Students should verify: multiply $0.03 \times 10$: move decimal one place right $= 0.3$.

Uploaded by: Fani Warraich

CISA QUESTION #6843

Question 1388

An organization implements multi-factor authentication but configures it to require only username/password during business hours, with the second factor required only for after-hours access. What is the PRIMARY security weakness?

Inconsistent user experience
Reduced security protection during the highest-risk period when most users are active✔️
Complicated configuration
Increased support costs

Correct Answer Logic:

Most attacks occur during business hours when users are active and system activity can blend with normal operations. Requiring MFA only after-hours protects the lower-risk period while leaving the higher-risk business hours protected by only single-factor authentication. The security is inverted from risk-based design.

Uploaded by: Fani Warraich

Mathematics QUESTION #7483

Question 1389

Let $A = \{x \in \mathbb{R} : x$ is not a positive integer$\}$. Define a function $f: A \to \mathbb{R}$ as $f(x) = \frac{2x}{x-1}$, then f is:

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

Correct Answer Logic:

For injectivity: if $f(x_1) = f(x_2)$, then $\frac{2x_1}{x_1-1} = \frac{2x_2}{x_2-1}$, giving $2x_1(x_2-1) = 2x_2(x_1-1)$, so $x_1x_2 - x_1 = x_2x_1 - x_2$, thus $x_1 = x_2$. So f is injective. For surjectivity to $\mathbb{R}$: given $y \in \mathbb{R}$, solve $\frac{2x}{x-1} = y$, getting $2x = yx - y$, so $x(y-2) = -y$, giving $x = \frac{y}{2-y}$ (provided $y \neq 2$). We need to check if this x is in domain A (not a positive integer). For most y, this x won't be a positive integer, but there are some values of y that map to positive integers, which should be excluded from the range. So f is not surjective to all of $\mathbb{R}$. The answer is D.

Uploaded by: Fani Warraich

Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3174

Question 1390

The 'Sodium-Potassium Pump' ($Na^+/K^+$ ATPase) is a classic example of:

Facilitated Diffusion
Primary Active Transport✔️
Osmosis
Secondary Active Transport

Correct Answer Logic:

The pump uses ATP directly to move $3~Na^+$ out and $2~K^+$ into the cell against their gradients.

Uploaded by: Fani Warraich

General Knowledge QUESTION #9014

Question 1391

How many countries are members of SAARC (South Asian Association for Regional Cooperation)?

6
7✔️
8
9

Correct Answer Logic:

SAARC has 8 member states (Afghanistan, Bangladesh, Bhutan, India, Maldives, Nepal, Pakistan, Sri Lanka).

Uploaded by: Fani Warraich

MCQs Section QUESTION #4833

Question 1392

Select the word nearly opposite in meaning to "APOTHEOSIS"

Departure from tradition
Impatience with stupidity
Demotion from glory✔️
Surrender to impulse

Correct Answer Logic:

Apotheosis means the elevation of someone to divine status or the highest point of achievement. Its antonym is 'demotion from glory,' meaning a reduction in status or prestige.

Uploaded by: Fani Warraich

Disaster Management QUESTION #6546

Question 1393

In addressing the gap between DRR policy and implementation, what represents the most critical missing link?

More policies
Operational frameworks with clear responsibilities, adequate resources, technical capacity, and accountability mechanisms✔️
Better documentation
International expertise

Correct Answer Logic:

Section 1.4 identifies gaps including weak integration, limited capacity, and insufficient financing. Bridging policy-implementation gaps requires translating strategic goals into operational plans with assigned responsibilities, allocated resources, capacity building, and accountability systems.

Uploaded by: Fani Warraich

Paper-II (Pharmacognosy and Pharmaceutics-I) QUESTION #3004

Question 1394

Which test is used to identify the type of emulsion (O/W or W/O)?

Dilution test
Dye solubility test
Conductivity test
All of these✔️

Correct Answer Logic:

All three tests are standard laboratory methods for determining emulsion type.

Uploaded by: Fani Warraich

HR and Management QUESTION #6448

Question 1395

The primary difference between ability and motivation in productivity is:

Ability is innate; motivation is learned
Ability is competence; motivation is desire✔️
Ability is mental; motivation is physical
Ability is permanent; motivation is temporary

Correct Answer Logic:

Ability is employee competence in performing a job (improved through selection, hiring, and training), while motivation refers to a person's desire to do the best possible job or exert maximum effort. Both are necessary for high productivity.

Uploaded by: Fani Warraich

HR and Management QUESTION #6477

Question 1396

Successful HRM benefits all three stakeholders through:

Organization: High profitability and market value
Employees: Employment security and high wages
Society: Elevated living standards and ethical guidelines

Only organizational benefits
Only employee and organizational benefits
Only organizational and societal benefits
All three stakeholder groups benefit✔️

Correct Answer Logic:

Successful HRM creates a win-win-win situation: Organizations gain profitability and market value; Employees get security, opportunities, and higher wages; Society benefits from elevated living standards and strengthened ethics. All three stakeholders benefit simultaneously.

Uploaded by: Fani Warraich

Urdu QUESTION #5186

Question 1397

ضربِ مثل مکمل کریں: ایک پنتھ ______ کاج

دو✔️
تین
چار
ان میں سے کوئی نہیں

Correct Answer Logic:

درست ضربِ مثل ہے: 'ایک پنتھ دو کاج' یعنی ایک کام سے دو فائدے حاصل کرنا۔

Uploaded by: Fani Warraich

Chemistry QUESTION #7153

Question 1398

Which of the following pairs consist entirely of compounds that act as Lewis acids?

$PH_{3}$ and $SiCl_{4}$
$BCl_{3}$ and $AlCl_{3}$✔️
$PH_{3}$ and $BCl_{3}$
$AlCl_{3}$ and $SiCl_{4}$

Correct Answer Logic:

A Lewis acid is an electron-pair acceptor.

$BCl_{3}$ and $AlCl_{3}$ are electron-deficient molecules as the central atoms (B and Al) have only 6 electrons in their valence shell.
$PH_{3}$ is a Lewis base due to the lone pair on phosphorus.
$SiCl_{4}$ can act as a Lewis acid by expanding its octet, but $BCl_{3}$ and $AlCl_{3}$ are the most classic examples of electron-deficient Lewis acids.

Uploaded by: Fani Warraich

Urdu QUESTION #5056

Question 1399

ڈرامہ کس زبان کا لفظ ہے؟

یونانی✔️
لاطینی
فارسی
فرانسیسی

Correct Answer Logic:

ڈرامہ یونانی لفظ 'Drao' سے نکلا ہے جس کے معنی عمل یا کام کرنا کے ہیں۔

Uploaded by: Fani Warraich

Nursing QUESTION #9161

Question 1400

Herd immunity is achieved when a sufficient proportion of a population becomes immune. For measles, the herd immunity threshold is approximately:

50–60%
70–75%
92–95%✔️
80–85%

Correct Answer Logic:

Herd immunity threshold depends on the basic reproduction number (R_0) of the disease:

H = 1 - \\frac{1}{R_0}

For measles, R_0 is 12–18 (highly contagious), making the herd immunity threshold approximately 92–95%. This is why measles can re-emerge even with 90% vaccination coverage. A Head Nurse must understand herd immunity concepts to advocate for achieving high vaccination coverage targets in EPI campaigns.

Uploaded by: Fani Warraich

More Options

Suggest a Question