📚 Questions Reading Mode

Study questions platform-wide or filter by specific tests with correct answers revealed.

Log in to see your joined tests.
Medicinal Chemistry and Biopharmaceutics QUESTION #3827
Question 1
What is the purpose of adding sodium metabisulphite to epinephrine (adrenaline) injection formulations?
  • Suspending agent
  • Fungicide
  • Antioxidant✔️
  • Bactericide
Correct Answer Logic:
Sodium metabisulphite is an antioxidant added to prevent the oxidative degradation of epinephrine, which is highly susceptible to oxidation. It preserves potency and shelf life.
Uploaded by: Fani Warraich
Civil Procedure QUESTION #5661
Question 2
A plaintiff from State A sues a defendant from State B in federal court for $100,000 for breach of contract. The defendant files a motion to dismiss for lack of personal jurisdiction under Rule 12(b)(2). While the motion is pending, the defendant discovers that the plaintiff failed to join a necessary party under Rule 19. Can the defendant now raise this new defense?
  • No, because the defendant waived the defense by omitting it from the initial Rule 12 motion.
  • Yes, because a motion to dismiss for failure to join a party under Rule 19 is never waived.
  • Yes, because Rule 12(h)(2) allows a party to raise a failure to join a person required by Rule 19(b) in any pleading allowed under Rule 7(a), by a motion under Rule 12(c), or at trial.✔️
  • No, unless the court grants the defendant leave to amend the pending motion.
Correct Answer Logic:
Under Rule 12(h)(2), certain defenses, including failure to join a person required by Rule 19(b), are preserved and can be raised in any pleading allowed under Rule 7(a), by a motion under Rule 12(c), or at trial, even if omitted from an earlier Rule 12(b) motion.
Uploaded by: Fani Warraich
General Knowledge QUESTION #8840
Question 3
The construction of the Wullar Barrage by India would result in:
  • Scratching canal irrigation in Pakistan
  • Threat to defence measures
  • Minimizing energy production
  • All of these✔️
Correct Answer Logic:
Wullar Barrage affects Pakistan's water supply, defence, and energy.
Uploaded by: Fani Warraich
Paper-II (Pharmacognosy and Pharmaceutics-I) QUESTION #3600
Question 4
Which method is most commonly used to extract volatile oils from plants?
  • Maceration
  • Steam Distillation✔️
  • Soxhlet Extraction
  • Cold Pressing
Correct Answer Logic:
Steam distillation is the standard industrial method for capturing volatile oils.
Uploaded by: Fani Warraich
Geography QUESTION #6333
Question 5
In the context of ethnic conflict, the term 'balkanization' specifically refers to:
  • Division of a region into smaller, often hostile states✔️
  • Formation of multi-ethnic federations
  • Integration of diverse ethnic groups
  • Colonial partition of territories
Correct Answer Logic:
Balkanization (from the Balkans' fragmentation after Ottoman Empire collapse) describes division of a region into smaller, mutually hostile states often along ethnic or religious lines, typically involving conflict and territorial disputes.
Uploaded by: Fani Warraich
Paper-II (Pharmacognosy and Pharmaceutics-I) QUESTION #3660
Question 6
'Ginseng' is a famous tonic root used in which traditional system?
  • Unani
  • Homeopathy
  • Chinese Medicine✔️
  • Allopathy
Correct Answer Logic:
Ginseng is highly valued in Traditional Chinese Medicine (TCM).
Uploaded by: Fani Warraich
Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3086
Question 7
The process of blood cell formation (Haematopoiesis) occurs in the:
  • Yellow bone marrow
  • Red bone marrow✔️
  • Periosteum
  • Articular cartilage
Correct Answer Logic:
Red bone marrow, found in spongy bone, is the site of red and white blood cell production.
Uploaded by: Fani Warraich
Correct Answer Logic:

Time period: $T = \frac{5}{10} = 0.5\ \text{s}$

Formula for oscillation: $T = 2\pi\sqrt{\frac{I}{MB}}$

$B = \frac{4\pi^2 I}{MT^2} = \frac{4 \times 9.85 \times 5\times10^{-6}}{9.85\times10^{-2} \times (0.5)^2}$

$= \frac{4 \times 9.85 \times 5\times10^{-6}}{9.85\times10^{-2} \times 0.25} = \frac{20\times10^{-5}}{2.4625\times10^{-3}} = 0.01\ \text{T} = 10\ \text{mT}$

Uploaded by: Fani Warraich
The Elections Act 2017 QUESTION #9420
Question 9
Section 39(1) creates a 'cut-off date' after which no electoral roll revision, correction or transfer may be made. This cut-off date is defined as:
  • Thirty days before the polling day
  • Thirty days before the day on which the term of an Assembly or local government is due to expire✔️
  • Sixty days before the Election Programme is announced
  • The date of issuance of the Election Programme
Correct Answer Logic:
Section 39(1) defines the cut-off date as 'thirty days before the day on which the term of an Assembly or a local government is due to expire'.
Uploaded by: Fani Warraich
Nursing QUESTION #9224
Question 10
A patient in the ICU has the following arterial blood gas (ABG) results: \(\text{pH} = 7.28\), \(\text{PaCO}_2 = 55 \text{ mmHg}\), \(\text{HCO}_3^- = 24 \text{ mEq/L}\), \(\text{PaO}_2 = 70 \text{ mmHg}\). Which acid-base disorder is present?
  • Metabolic acidosis with respiratory compensation
  • Respiratory acidosis — uncompensated✔️
  • Metabolic alkalosis with respiratory compensation
  • Mixed respiratory and metabolic alkalosis
Correct Answer Logic:
Correct Answer: B — Respiratory acidosis, uncompensated

Step-by-step ABG interpretation:
  1. pH: \(7.28 < 7.35\) → Acidosis
  2. PaCO\(_2\): \(55 > 45 \text{ mmHg}\) → Respiratory cause (CO\(_2\) is an acid; elevated = acidosis)
  3. HCO\(_3^-\): \(24 \text{ mEq/L}\) → Normal (22–26 mEq/L) → No metabolic compensation yet
Conclusion: Respiratory acidosis — uncompensated (because HCO\(_3^-\) is still normal, kidneys have not yet retained bicarbonate).

Normal ABG Reference Values:
ParameterNormal Range
pH\(7.35 - 7.45\)
PaCO\(_2\)\(35 - 45 \text{ mmHg}\)
HCO\(_3^-\)\(22 - 26 \text{ mEq/L}\)
PaO\(_2\)\(80 - 100 \text{ mmHg}\)
SaO\(_2\)\(95 - 100\%\)
Common causes in ICU: COPD exacerbation, oversedation, neuromuscular disease, pneumothorax.
Uploaded by: Fani Warraich
Boilers Mechanical Engineering QUESTION #2529
Question 11
For a rigid body rotating about a FIXED axis, the relationship between the velocity of a point P at position vector \(\mathbf{r}\) from the axis is:
  • \(\mathbf{v}_P = \boldsymbol{\omega}\cdot\mathbf{r}\)
  • \(\mathbf{v}_P = \boldsymbol{\omega}\times\mathbf{r}\)✔️
  • \(\mathbf{v}_P = \boldsymbol{\alpha}\times\mathbf{r}\)
  • \(\mathbf{v}_P = \omega^2\mathbf{r}\)
Correct Answer Logic:
For rotation about a fixed axis, velocity of any point is \(\mathbf{v}=\boldsymbol{\omega}\times\mathbf{r}\), with magnitude \(v=\omega r\).
Uploaded by: Fani Warraich
Correct Answer Logic:

Since the battery is disconnected, charge $Q$ is constant:

$Q = C_0 V_0 = 12 \times 10^{-12} \times 10 = 120\ \text{pC}$

Initial energy: $U_i = \frac{Q^2}{2C_0} = \frac{(120\times10^{-12})^2}{2\times12\times10^{-12}} = 600\ \text{pJ}$

New capacitance: $C = KC_0 = 6.5 \times 12 = 78\ \text{pF}$

Final energy: $U_f = \frac{Q^2}{2C} = \frac{(120)^2 \times 10^{-24}}{2\times78\times10^{-12}} \approx 92.3\ \text{pJ}$

Work done by capacitor on slab $= U_i - U_f = 600 - 92.3 \approx 508\ \text{pJ}$

Uploaded by: Fani Warraich
Journalism / Mass Communication QUESTION #6362
Question 13
The Social Responsibility Theory of the press differs from Libertarianism primarily because it insists that media freedom must be accompanied by which of the following?
  • Absolute freedom of expression with no restrictions of any kind
  • Media ownership should be exclusively government-controlled
  • The media must be self-regulated, show truth/accuracy/objectivity/balance, and treat its ownership as a public trust with accountability to the audience✔️
  • The media must only publish content approved by a national ethics board
Correct Answer Logic:

The Social Responsibility Theory emerged as a critique of pure Libertarianism. It accepts that the press should be free, but argues that freedom without responsibility is dangerous. Its core features:

  • Media has obligations to society — it must be truthful, accurate, objective, and balanced
  • The press should be free but self-regulated through codes of conduct and ethics (not government censorship)
  • Media should be pluralistic — representing diversity of viewpoints and acting as a forum for ideas
  • Media ownership is a public trust — journalists are accountable to their audience

This theory recognises media's unique social function: unlike a bakery or factory, media shapes public opinion, educates citizens, and acts as the “fourth pillar of democracy.” Therefore, it must accept a higher standard of responsibility than an ordinary business enterprise.

Uploaded by: Fani Warraich
The Elections Act 2017 QUESTION #9432
Question 14
Under Section 61(1) [as amended 2023], the nomination deposit for election to the National Assembly is Rs. 30,000 and for Provincial Assembly is Rs. 20,000. What does Section 61(3) [as amended 2023] now provide regarding refundability of this deposit?
  • It is refunded if the candidate secures more than one-eighth of total votes polled
  • It is refunded only if the candidate wins the election
  • The sum deposited shall be non-refundable✔️
  • It is refunded upon submission of election expense return
Correct Answer Logic:
Section 61(3), as substituted by the Elections (Second Amendment) Act 2023, now states: 'The sum deposited shall be non-refundable' — eliminating the earlier refund provisions.
Uploaded by: Fani Warraich
HR and Management QUESTION #6439
Question 15

In the context of managing diversity, organizations strive for workplace balance primarily as a matter of:

  • Legal compliance and avoiding lawsuits
  • Economic self-interest and improved performance✔️
  • Social justice and moral obligation
  • Government mandate enforcement
Correct Answer Logic:

While legal and moral factors exist, the text emphasizes that managers are striving for racial, ethnic, and sexual workplace balance as a matter of economic self-interest. Studies show cultural diversity contributes to improved productivity, return on equity, and market performance.

Uploaded by: Fani Warraich
Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3267
Question 16
'Hemolysis' refers to the:
  • Production of blood
  • Destruction of Red Blood Cells✔️
  • Clotting of blood
  • Filtering of blood
Correct Answer Logic:
Hemolysis releases hemoglobin into the plasma.
Uploaded by: Fani Warraich
Paper-II (Pharmacognosy and Pharmaceutics-I) QUESTION #3034
Question 17
'Hygroscopic' powders are those that:
  • Release water
  • Absorb moisture from the air but do not liquefy✔️
  • Absorb moisture and turn into liquid
  • Explode when wet
Correct Answer Logic:
Hygroscopic powders absorb moisture; if they liquefy, they are called 'Deliquescent'.
Uploaded by: Fani Warraich
Biology Zoology Botany QUESTION #1344
Question 18
Most crustaceans have blue blood due to the presence of:
  • Haemoglobin
  • Erythrocruorin
  • Haemocyanin✔️
  • None of these
Correct Answer Logic:
Haemocyanin (haemocyanine) is a copper-containing respiratory pigment found in the blood (haemolymph) of most crustaceans (crabs, lobsters, shrimps) and molluscs. It appears blue when oxygenated because the copper atoms bind oxygen and cause the blue coloration, similar to how iron in haemoglobin gives blood its red color. Erythrocruorin is an iron-based pigment in some worms.
Uploaded by: Fani Warraich
Dairy Food Science and Technology QUESTION #5960
Question 19
Which type of homogenizer is most commonly used in the dairy industry?
  • Ultrasonic homogenizer
  • High-pressure (valve) homogenizer (\(2000\text{–}2500\;\text{psi}\))✔️
  • Microfluidizer
  • Membrane emulsification homogenizer
Correct Answer Logic:
High-pressure homogenizers (HPH) are the industry standard. Milk is forced through a narrow adjustable valve at \(2000\text{–}2500\;\text{psi}\). The pressure drop, turbulence, cavitation, and shear forces reduce fat globule size from \(1\text{–}10\;\mu\text{m}\) to \(<0.5\text{–}2\;\mu\text{m}\).
Uploaded by: Fani Warraich
Urdu QUESTION #5208
Question 20
'اندلس میں اجنبی' اور 'خانہ بدوش' کس کی تصانیف ہیں؟
  • ابنِ انشا
  • مستنصر حسین تارڑ✔️
  • اشفاق احمد
  • سعادت حسن منٹو
Correct Answer Logic:
اندلس میں اجنبی اور خانہ بدوش مستنصر حسین تارڑ کے مشہور سفر نامے ہیں۔
Uploaded by: Fani Warraich