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Study questions platform-wide or filter by specific tests with correct answers revealed.
Psychology
QUESTION #9901
Question 1521
According to Erikson's theory, the central struggle during adolescence is:
Correct Answer Logic:
Erikson's fifth stage — Identity versus Role Confusion — corresponds to adolescence (ages 12–18). The central task is forming a stable, coherent sense of personal identity. Failure leads to role confusion and identity diffusion.
Uploaded by: Fani Warraich
Correct Answer Logic:
Gamma-carboxylation, dependent on vitamin K, allows factors II, VII, IX, X (and the anticoagulant proteins C and S) to bind calcium and phospholipid surfaces necessary for their coagulation function; warfarin inhibits vitamin K epoxide reductase, blocking this carboxylation step and reducing functional levels of these factors.
Uploaded by: Fani Warraich
General Intelligence/Ability
QUESTION #3969
Question 1523
The mathematical generalization states that the sum of the squares of two numbers ($a^2 + b^2$) is typically greater than twice their product ($2ab$). Identify the pair of numbers for which this strict inequality does NOT hold true.
Information Technology
QUESTION #1141
Question 1524
What is a 'Race Condition' in operating systems?
Correct Answer Logic:
A race condition occurs when the outcome of execution depends on the specific order or timing of access to shared resources by multiple processes.
Uploaded by: Fani Warraich
Paper-II (Pharmacognosy and Pharmaceutics-I)
QUESTION #3000
Question 1525
Which preparation is used for the cleansing of the ear canal?
Correct Answer Logic:
Ear drops (Otic solutions) are used for treating infections or removing wax from the ear.
Uploaded by: Fani Warraich
Statistics
QUESTION #1987
Question 1526
A point estimator \(\hat{\theta}\) is said to be consistent if:
Correct Answer Logic:
Consistency means the estimator converges in probability to the true parameter as sample size increases: \(\lim_{n\to\infty} P(|\hat{\theta} - \theta| > \varepsilon) = 0\) for any \(\varepsilon > 0\). This is a large-sample (asymptotic) property, unlike unbiasedness which is a finite-sample property.
Uploaded by: Fani Warraich
Correct Answer Logic:
RPO defines maximum acceptable data loss, while backup frequency determines actual potential data loss. Weekly backups mean up to 1 week of data could be lost in a disaster. The gap between 1-hour RPO requirement and weekly backup capability represents a critical mismatch between business requirements and technical implementation.
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Reading and Writing (Module-1)
QUESTION #10475
Question 1528
The soldiers, exhausted after weeks of marching, grew increasingly -------, openly ------- their commanders' every decision.
Correct Answer Logic:
Exhausted soldiers becoming rebellious ('mutinous') openly question ('questioning') their commanders.
Uploaded by: Fani Warraich
Reading and Writing (Module-1)
QUESTION #5432
Question 1529
Cats can judge unseen people's positions by voice. Researchers measured surprise via ear and head movements when cats heard owners' voices from one or two speakers. How did researchers determine cats' surprise level?
Correct Answer Logic:
The text explicitly states "measuring cats' levels of surprise based on their ear and head movements."
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Agriculture Economics
QUESTION #11904
Question 1530
The 'tragedy of the commons' describes a situation where:
Correct Answer Logic:
The tragedy of the commons arises when a shared, unregulated resource is overexploited because each user ignores the cost imposed on others.
Uploaded by: Fani Warraich
Biology
QUESTION #7250
Question 1531
Two plants can be conclusively said to belong to the same species if they:
Correct Answer Logic:
The biological species concept defines a species as a group of organisms that can interbreed freely and produce fertile offspring. If two plants can freely reproduce with each other and form viable seeds (fertile offspring), they conclusively belong to the same species. Same chromosome number alone is not sufficient (polyploids can share numbers across species).
Uploaded by: Fani Warraich
Correct Answer Logic:
This two-blank sentence requires logical consistency between both answers.
Blank (i): The second clause tells us that “high” artists ceded (gave up) the depiction of everyday objects to commercial artists. This implies that depicting ordinary things was not part of serious American art. So Blank (i) = missing from.
- “Valued in” or “crucial to” would directly contradict the idea that high artists abandoned this type of depiction.
Blank (ii): The artists surrendered the depiction of objects from everyday life — these are ordinary and unremarkable objects, i.e., commonplace.
- “Beautiful” or “complex” do not match the subject of “everyday objects.”
Correct Answers: Blank (i) = A (missing from), Blank (ii) = E (commonplace).
Uploaded by: Fani Warraich
Economics
QUESTION #1687
Question 1533
The theory of absolute advantage in international trade — arguing that nations should export goods they produce most efficiently — was originally articulated by:
Correct Answer Logic:
Adam Smith introduced the theory of absolute advantage in his landmark 1776 work 'The Wealth of Nations.' He argued that international trade is mutually beneficial when each country specialises in producing goods it can produce more efficiently (at lower absolute cost) than others. David Ricardo later extended this to comparative advantage. Alfred Marshall contributed to marginal utility theory; Lionel Robbins defined economics as the science of scarcity.
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Islamic Studies
QUESTION #217
Question 1535
What is the main characteristic of the political system established in Medina?
Correct Answer Logic:
It was a state governed by divine laws and the Prophet's (ﷺ) leadership.
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General Knowledge
QUESTION #4693
Question 1536
The autobiography titled 'Daughter of the East' was written by which of the following?
Correct Answer Logic:
'Daughter of the East' is the autobiography of Benazir Bhutto, published in 1988, covering her life and political career leading to her becoming Prime Minister of Pakistan.
Uploaded by: Fani Warraich
Correct Answer Logic:
The direction ratios of the two lines are \((1,-2,3)\) and \((2,-1,-1)\). The normal to the plane is perpendicular to both, so it's their cross product: \(\vec{n} = \begin{vmatrix} \hat{i} & \hat{j} & \hat{k} \\ 1 & -2 & 3 \\ 2 & -1 & -1 \end{vmatrix} = \hat{i}(2-(-3)) - \hat{j}(-1-6) + \hat{k}(-1-(-4)) = 5\hat{i} + 7\hat{j} + 3\hat{k}\). The plane equation through \((1,-1,-1)\) with normal \((5,7,3)\) is \(5(x-1) + 7(y+1) + 3(z+1) = 0\), which gives \(5x+7y+3z+5 = 0\). Distance from \((1,3,-7)\) is \(\frac{|5(1)+7(3)+3(-7)+5|}{\sqrt{25+49+9}} = \frac{|5+21-21+5|}{\sqrt{83}} = \frac{10}{\sqrt{83}}\).
Uploaded by: Fani Warraich
Pakistan Affairs
QUESTION #9034
Question 1538
'Bala Hissar' (The Elevated Fort) is situated in which Pakistani city?
Paper-II (Pharmacognosy and Pharmaceutics-I)
QUESTION #3580
Question 1539
Which branch of Pharmacognosy deals with the history, commerce, selection, and preservation of crude drugs?
Correct Answer Logic:
General Pharmacognosy covers the broader aspects of crude drug management and history.
Uploaded by: Fani Warraich
Maths
QUESTION #7994
Question 1540
\(18\tfrac{1}{6} \div 2\tfrac{1}{3} = ?\)
Correct Answer Logic:
\(18\tfrac{1}{6} = \dfrac{109}{6}\) and \(2\tfrac{1}{3} = \dfrac{7}{3}\)
\(\dfrac{109}{6} \div \dfrac{7}{3} = \dfrac{109}{6} \times \dfrac{3}{7} = \dfrac{327}{42} = \dfrac{109}{14} = 7\tfrac{11}{14}\)
\(\dfrac{109}{6} \div \dfrac{7}{3} = \dfrac{109}{6} \times \dfrac{3}{7} = \dfrac{327}{42} = \dfrac{109}{14} = 7\tfrac{11}{14}\)
Uploaded by: Fani Warraich
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