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Security Measures to Maintain Law and Order QUESTION #7670

Electronic Transaction Ordinance 2002✔️
Electronic Cyber Crime Bill 2007
Both (A) & (B)
None of these

Correct Answer Logic:

Pakistan's cyber laws include the Electronic Transaction Ordinance 2002 (now largely replaced by the Electronic Transactions Act 2023) and the Prevention of Electronic Crimes Act (PECA) 2016, not a 2007 Bill. The 2002 ordinance was the early framework for electronic transactions.

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Biology Zoology Botany QUESTION #1382

Question 10662

Which of the following is NOT a characteristic of algae?

Autotrophic
Multicellular
Lack true roots, stems, and leaves
All algae are microscopic✔️

Correct Answer Logic:

Not all algae are microscopic — this is the FALSE statement. Giant kelp (Macrocystis pyrifera) can grow up to 60 metres long. Algae are autotrophic (mostly), lack true roots/stems/leaves (they have thallus), and can be unicellular or multicellular. The statement that 'all algae are microscopic' is incorrect.

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Biology Zoology Botany QUESTION #1377

Question 10663

Which organelle is involved in modifying, sorting, and packaging proteins for secretion?

Endoplasmic reticulum
Golgi apparatus✔️
Lysosome
Peroxisome

Correct Answer Logic:

The Golgi apparatus (Golgi complex) is the cell's main processing and distribution centre for proteins and lipids. Proteins synthesised in the rough endoplasmic reticulum are transported to the Golgi where they are modified (glycosylation, phosphorylation), sorted, and packaged into vesicles for secretion, delivery to lysosomes, or incorporation into the plasma membrane.

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Math Physics Chemistry Biology QUESTION #11418

Question 10664

The thermodynamic process during which the pressure stays constant is called:

Isothermal
Adiabatic process
Isobaric✔️
Isochoric

Correct Answer Logic:

An isobaric process is one in which pressure remains constant ($\Delta P = 0$) throughout. Isothermal = constant temperature ($\Delta T = 0$); adiabatic = no heat exchange ($Q = 0$); isochoric (isovolumetric) = constant volume ($\Delta V = 0$). In isobaric processes, work done = $P\Delta V$ and both heat and internal energy change.

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The Elections Act 2017 QUESTION #9447

Question 10665

Under Section 95(5)(a) [as amended 2023], a Returning Officer is required to recount ballot papers of one or more polling stations before consolidation if a candidate requests it AND the margin of victory is less than five percent of total votes polled OR less than a specified number of votes in the case of National Assembly constituencies. That specified absolute number is:

Five thousand votes
Ten thousand votes
Eight thousand votes✔️
Twelve thousand votes

Correct Answer Logic:

Section 95(5)(a) [2023 amendment] states the threshold is 'less than five percent of the total votes polled in the constituency or eight thousand votes in case of National Assembly constituency and four thousand votes in case of a Provincial Assembly constituency, as the case may be, whichever is less.'

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English QUESTION #8291

Question 10666

The atmosphere was quite _______.

Pleasant✔️
Cordial
Exquisite
None of these

Correct Answer Logic:

'Pleasant' fits best for describing a nice atmosphere.

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Therapeutics and Patient Care QUESTION #3894

Question 10667

Which antihypertensive drug class is recommended as first-line therapy for a young adult patient with coexisting type 2 diabetes mellitus?

Metoprolol
Diltiazem
Indapamide
Ramipril✔️

Correct Answer Logic:

ACE inhibitors such as ramipril are first-line antihypertensives in diabetic patients because they provide additional renoprotective benefits by reducing intraglomerular pressure.

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English QUESTION #7871

Question 10668

Fill in the blank: He has been working ______ this project for two weeks.

At
By
To
On✔️

Correct Answer Logic:

The correct preposition is 'on' when referring to working on a task or project. 'Working on a project' is the standard phrase.

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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3140

Question 10669

'Epinephrine' (Adrenaline) is produced by the:

Adrenal Cortex
Adrenal Medulla✔️
Posterior Pituitary
Testes

Correct Answer Logic:

The medulla produces the 'fight or flight' hormones.

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Aptitude QUESTION #10948

Question 10670

A 3D object appears as a circle from the top, a rectangle from the front, and a rectangle from the side. The object is most likely a:

Cone
Sphere
Cylinder✔️
Hemisphere

Correct Answer Logic:

Views of a cylinder:

Top view: Circle ✓ (looking down the axis)
Front view: Rectangle ✓ (width = diameter, height = cylinder height)
Side view: Rectangle ✓ (same as front view if circular cross-section)

A cone: top view = circle, front = triangle. A sphere: all views = circle. A hemisphere: top = circle, front = semicircle. Only a cylinder matches all three conditions.

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Boilers Mechanical Engineering QUESTION #2437

Question 10671

The damping ratio (critical damping ratio) $\zeta$ for a viscously damped system is defined as:

$\zeta = c\omega_n / k$
$\zeta = c / c_{cr} = c / (2m\omega_n)$✔️
$\zeta = c / (2k)$
$\zeta = \sqrt{c / (2mk)}$

Correct Answer Logic:

The damping ratio $\zeta = c/c_{cr} = c/(2m\omega_n) = c/(2\sqrt{km})$. Systems with $\zeta<1$ are underdamped, $\zeta=1$ critically damped, and $\zeta>1$ overdamped.

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Biology QUESTION #7282

Question 10672

Single-celled eukaryotes are included in:

Monera
Protista✔️
Fungi
Archaea

Correct Answer Logic:

Protista (Kingdom Protista) includes all unicellular eukaryotes such as Amoeba, Paramecium, Euglena, diatoms, and slime moulds. Monera and Archaea are prokaryotes (no true nucleus). Most Fungi are multicellular (except unicellular yeasts), and they belong to Kingdom Fungi, not Protista.

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Quantitative Reasoning QUESTION #8019

Question 10673

Choose the word that is most nearly opposite in meaning to ENERVATE

recuperate
resurrect
renovate
strengthen✔️

Correct Answer Logic:

ENERVATE means to weaken or drain of energy. The opposite is to make strong or give energy. Strengthen is correct: enervate means to weaken, while strengthen means to make strong—direct opposites.

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Biology QUESTION #7252

Question 10674

Flagellated male gametes are present in all three members of which one of the following sets?

Riccia, Dryopteris and Cycas✔️
Anthoceros, Funaria and Spirogyra
Zygnema, Saprolegnia and Hydrilla
Fucus, Marsilea and Calotropis

Correct Answer Logic:

Riccia (liverwort), Dryopteris (fern), and Cycas (gymnosperm) all produce flagellated (motile) antherozoids. Cycas is notable among gymnosperms for retaining multiflagellate sperms. Calotropis is an angiosperm with non-motile pollen. Spirogyra and Zygnema reproduce by conjugation without flagellated gametes.

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Physics QUESTION #7298

Question 10675

A particle is thrown vertically upward. Its speed at half the maximum height is $10\text{ m/s}$. The maximum height attained is ($g = 10\text{ m/s}^2$):

8 m
20 m
10 m✔️
16 m

Correct Answer Logic:

Let maximum height $= H$. At height $H/2$, velocity $= 10\text{ m/s}$.

Using $v^2 = u^2 - 2g\cdot\dfrac{H}{2}$: $100 = u^2 - gH$

At max height: $0 = u^2 - 2gH \Rightarrow u^2 = 2gH$

Substituting: $100 = 2gH - gH = gH \Rightarrow H = \dfrac{100}{10} = \mathbf{10\text{ m}}$

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Administration QUESTION #9603

Question 10676

A firm's Weighted Average Cost of Capital (WACC) is 12%, and a proposed project has an Internal Rate of Return (IRR) of 9%. A manager argues the project should still be accepted because it generates positive cash flows. Which financial principle does the manager's argument violate, and what is the correct decision?

The manager violates the payback period principle — projects must recover their investment within the firm's standard payback window regardless of IRR
The manager violates the value creation principle — a project whose IRR is below the WACC destroys shareholder value because it earns less than the cost of the capital deployed in it; the project should be rejected✔️
The manager violates the diversification principle — a single project with sub-WACC returns should be bundled with higher-return projects to achieve a blended acceptable return
The manager is correct — positive cash flows always create value regardless of the cost of capital used to generate them

Correct Answer Logic:

WACC represents the minimum return required to satisfy all capital providers (debt and equity). A project with IRR below WACC earns less than what it costs to finance — it destroys economic value even while generating positive accounting cash flows. Accepting such a project dilutes shareholder returns and reduces firm value. This is the core principle of economic value added (EVA) and Net Present Value (NPV) decision rules: NPV would be negative, confirming rejection.

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Pharmacology and Toxicology QUESTION #3852

Question 10677

Sodium polystyrene sulfonate functions as a cation exchange resin. Which ion does it exchange in place of sodium?

Potassium✔️
Phosphorus
Calcium
Chloride

Correct Answer Logic:

Sodium polystyrene sulfonate releases sodium ions and binds potassium in the gut, making it useful in hyperkalaemia.

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Civil Engineering QUESTION #6614

Question 10678

A steel rod of area $A$ and length $L$ is fixed at both ends. If the temperature increases by $\Delta T$, the thermal stress induced is:

$E \alpha \Delta T$✔️
$E \alpha \Delta T / L$
$A E \alpha \Delta T$
Zero, as it is free to expand

Correct Answer Logic:

Thermal strain $\epsilon = \alpha \Delta T$. Since expansion is prevented (fixed ends), the stress is $\sigma = E \epsilon = E \alpha \Delta T$.

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Disaster Management QUESTION #6551

Question 10679

Which mechanism would most effectively ensure that DRR considerations are mainstreamed into sectoral development planning?

Policy statements
Mandatory risk assessments for development projects, integration into planning tools, and sector-specific DRR guidelines✔️
Awareness campaigns
Budget codes

Correct Answer Logic:

Sections 3.2 and 13.3 emphasize mainstreaming DRR into sectoral policies and planning frameworks. Effective integration requires institutional mechanisms: mandatory risk screening, integrated planning tools, sector-specific guidance, and accountability for risk-informed development.

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Agronomy QUESTION #2048

Question 10680

Allelopathy in weed science refers to:

The competitive advantage weeds gain through deeper root systems
The release of biochemical compounds (allelochemicals) by one plant into the environment that inhibit or stimulate germination, growth, or development of another plant✔️
The resistance developed by weeds to herbicide application over successive generations
The ability of weeds to fix atmospheric nitrogen, giving them a competitive advantage

Correct Answer Logic:

Allelopathy involves the release of allelochemicals (phenolic acids, terpenoids, alkaloids) from plant roots, residues, or leachates that affect neighboring plants. In weed science, allelopathic crop varieties (e.g., allelopathic rice) suppress weed germination — a key component of cultural weed management.

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