Reading Mode - Questions

Let current age of son = $x$ and father = $y$. Given: $x + y = 70$. Three years ago: $(y-3) = 3(x-3)$. Expanding: $y - 3 = 3x - 9$, so $y = 3x - 6$. Substituting in first equation: $x + 3x - 6 = 70$, giving $4x = 76$, so $x = 19$ years. The answer should be 19 years, but this doesn't match the options, suggesting 'None of these' is correct.

Uploaded by: Fani Warraich

Education QUESTION #7572

Question 6

The idea that 'life is a continuous process of change' is best represented by which philosophy?

Perennialism
Essentialism
Progressivism✔️
Reconstructionism

Correct Answer Logic:

Progressivism views life as ever-changing and believes education should prepare students to adapt to change through experiential learning and problem-solving.

Uploaded by: Fani Warraich

Bio-Technology QUESTION #10625

Question 7

The concept of 'substantial equivalence' in GM food regulation means:

A GM food must be identical in all measurable parameters to its conventional counterpart
A GM food that is as safe and nutritionally equivalent as its conventional counterpart requires no further safety testing✔️
GM and non-GM foods are always equivalent and require no labelling
Substantial quantities of GM material must be present before labelling is required

Correct Answer Logic:

Substantial equivalence (developed by OECD/WHO) is a science-based safety assessment framework: if a GM food is compositionally, nutritionally, and toxicologically similar to its conventional counterpart, it is considered as safe. Assessment involves comparing: gene expression patterns, protein profiles, metabolite compositions, and allergenicity/toxicity indicators. Critics argue it focuses on known components and may miss novel unintended effects. It is the regulatory basis in the USA and Canada but is supplemented by pre-market approval in the EU.

Uploaded by: Fani Warraich

General Knowledge QUESTION #7717

Question 8

What is the new name of RCD?

SAARC
ECO✔️
SCO
None of these

Correct Answer Logic:

RCD (Regional Cooperation for Development) was transformed into ECO (Economic Cooperation Organization) in 1985. ECO expanded from the original three members (Pakistan, Iran, and Turkey) to include ten member states, focusing on economic, technical, and cultural cooperation.

Uploaded by: Fani Warraich

Math Physics Chemistry Biology QUESTION #11405

Question 9

Which type of enzyme would be most active in your gut after eating bread?

Amylase✔️
Protease
Lipase
Nuclease

Correct Answer Logic:

Amylase is the primary enzyme for digesting bread (starch). Salivary amylase begins starch digestion in the mouth; pancreatic amylase continues it in the small intestine, breaking starch into maltose and dextrins. Bread is primarily carbohydrate (starch), so amylase is the most relevant enzyme after consumption.

Uploaded by: Fani Warraich

General Knowledge QUESTION #8794

Question 10

'Ad-Dammam' is an important seaport of which country?

Qatar
Saudi Arabia✔️
Bahrain
Egypt

Correct Answer Logic:

Dammam is a major port in Saudi Arabia.

Uploaded by: Fani Warraich

Aptitude QUESTION #10984

Question 11

A square is transformed through the following steps: rotated 45° clockwise, then reflected about its horizontal axis, then rotated 45° anti-clockwise. The resulting figure, compared to the original, is:

Same as the original
Reflected horizontally
Reflected vertically✔️
Rotated 90°

Correct Answer Logic:

Tracking the operations on the square (marked with a dot at top-right corner for reference):

Rotate 45° clockwise: dot moves to right-bottom area.
Reflect about horizontal axis: the reflection flips up-down. Dot moves to right-top area.
Rotate 45° anti-clockwise: dot returns near top but shifted.

Combined: A 45° CW rotation + horizontal reflection + 45° CCW rotation = net effect is a vertical reflection (reflection about the vertical axis).

This is because: rotation and its inverse cancel, leaving just the reflection — but a horizontal axis reflection in a rotated frame equals a vertical reflection in the original frame.

Uploaded by: Fani Warraich

Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3332

Question 12

'Tyndallization' is a process of:

Freezing bacteria
Intermittent sterilization using steam at $100^\circ\text{C}$✔️
Using UV light
Using sound waves

Correct Answer Logic:

It is used for materials that might be damaged by the higher temperatures of an autoclave.

Uploaded by: Fani Warraich

Pakistan Affairs QUESTION #9112

Question 13

How many Federally Administered Tribal Areas (FATA) districts were there in Pakistan?

Two
Three✔️
Four
Five

Correct Answer Logic:

There were 7 originally; after merger, none. Key says Three.

Uploaded by: Fani Warraich

Electrical Engineering QUESTION #2147

Question 14

Which Maxwell’s equation was modified by Maxwell himself to include the displacement current term $\frac{\partial \mathbf{D}}{\partial t}$?

Gauss's Law for Electricity
Gauss's Law for Magnetism
Faraday's Law of Induction
Ampere’s Circuital Law✔️

Correct Answer Logic:

Maxwell added $\frac{\partial \mathbf{D}}{\partial t}$ to Ampere's Law ($\nabla \times \mathbf{H} = \mathbf{J} + \frac{\partial \mathbf{D}}{\partial t}$) to satisfy the continuity equation for time-varying fields.

Uploaded by: Fani Warraich

Mathematics QUESTION #4095

Question 15

For $f(x,y)=xy-2x$ on the triangular region with vertices $(0,0),(4,0),(0,4)$, evaluating on the edge from $(0,4)$ to $(4,0)$ (line $x+y=4$, i.e., $y=4-x$), $f$ becomes a function of $x$ only as:

\$f = x(4-x)-2x = -x^2+2x\$✔️
$f = 4x-x^2$
$f = x(4-x)-2x = -x^2+2x$
\$f = 4x-2x = 2x\$

Correct Answer Logic:

Substitute $y=4-x$ into $f=xy-2x$: $f=x(4-x)-2x=4x-x^2-2x=-x^2+2x$. Maximizing: $f'=-2x+2=0\Rightarrow x=1$, giving $f(1,3)=-1+2=1$. This is a candidate for absolute extremum.

Uploaded by: Fani Warraich

Nursing QUESTION #9162

Question 16

According to the National Health Vision 2016–2025 of Pakistan, which ministry is primarily responsible for health policy at the federal level after the 18th Constitutional Amendment?

Federal Ministry of Health
Provincial health departments
Ministry of Planning
National Health Services, Regulations and Coordination (NHSRC)✔️

Correct Answer Logic:

After Pakistan's 18th Constitutional Amendment (2010), health was devolved to the provinces. However, at the federal level, the Ministry of National Health Services, Regulations and Coordination (NHSRC) is responsible for:

National health policy and planning
Coordination with international health organizations (WHO, UNICEF)
Regulation of health professionals
National disease control programmes (EPI, TB, Malaria, HIV/AIDS)

Understanding the health governance structure is essential for Charge and Head Nurses working in public sector health facilities in Pakistan.

Uploaded by: Fani Warraich

Maths QUESTION #7995

Question 17

$3^{72/100}$ written as a fraction is:

3.72
37.2
0.372✔️
372

Correct Answer Logic:

$3^{72/100} = 3.72$ — wait, this is a notation question. $3\tfrac{72}{100} = 3 + 0.72 = 3.72$ as a decimal, or $\dfrac{372}{100} = 0.372$ when simplified... The answer key gives C (0.372). Note: $\dfrac{372}{100} = 3.72$ not 0.372. Answer key may contain a typo; the mixed number $3\tfrac{72}{100} = 3.72$.

Uploaded by: Fani Warraich

Pakistan Affairs QUESTION #143

Question 18

When did Pakistan join SEATO?

1953
1954✔️
1956
1955

Correct Answer Logic:

Pakistan joined the South East Asia Treaty Organization (SEATO) in September 1954.

Uploaded by: Fani Warraich

Physics QUESTION #1058

Question 19

An electron (mass $9\times10^{-31}\ \text{kg}$, charge $1.6\times10^{-19}\ \text{C}$) moves at $c/100$ in field $B=9\times10^{-4}\ \text{T}$. Electric field $E$ to prevent deflection:

E parallel to B, magnitude $27\times10^2\ \text{V/m}$
E parallel to B, magnitude $27\times10^4\ \text{V/m}$
E perpendicular to B, magnitude $27\times10^4\ \text{V/m}$✔️
E perpendicular to B, magnitude $27\times10^2\ \text{V/m}$

Correct Answer Logic:

For no deflection: electric force must balance magnetic force. $qE=qvB\Rightarrow E=vB=\frac{3\times10^8}{100}\times9\times10^{-4}=3\times10^6\times9\times10^{-4}=27\times10^2\ \text{V/m}$. E must be perpendicular to B (to oppose magnetic force direction). So E perpendicular to B, magnitude $27\times10^2\ \text{V/m}$ = option (4).

Uploaded by: Fani Warraich

Nursing QUESTION #9176

Question 20

In management of nursing services, delegation involves which of the following essential components?

Assignment of duties
Granting of authority
Creation of accountability
Retention of responsibility by the delegator

Only 1 and 2
Only 1, 2, and 3
All four components✔️
Only 2 and 3

Correct Answer Logic:

Delegation in nursing management has four essential components:

Assignment of duties/tasks — specifying what needs to be done
Granting of authority — giving the nurse the power to act
Creation of accountability — the delegate is answerable for results
Retention of responsibility — the delegator (Head Nurse) remains ultimately responsible

Key principle: Responsibility cannot be fully delegated. A Head Nurse who delegates a task to a Charge Nurse still remains responsible for the outcome. Effective delegation improves efficiency and staff development.

Uploaded by: Fani Warraich

More Options

Suggest a Question