IBA STS MDCAT Past Paper 08-12-2024

Q11: Which of the following is/are a non-conservative force?

مندرجہ ذیل میں سے کون سی غیر قدامت پسند قوت ہے؟

Normal force

Gravitational force

Electrostatic force

None of these

Q12: Amino acids are linked in proteins by ______?

امینو ایسڈ پروٹین میں ______ سے جڑے ہوئے ہیں؟

Oxidation reaction

Reduction reaction

Condensation reaction

None of these

Q13: Work done in circular motion is zero because ______?

سرکلر موشن میں کیا جانے والا کام صفر ہے کیونکہ ______؟

Velocity is perpendicular to acceleration

Displacement is zero

Acceleration is zero

None of these

Q14: Statements: 1. All men are hardworking. 2. Some men are kings. Conclusions: I. All men are kings. II. All kings are hardworking. Based on above statements, which conclusion(s) is drawn correctly?

Only II

Only I

Both I and II

None of these

Q15: Statement: A large number of people die every year due to drinking polluted water during the summer. Courses of Action: I. The government should make adequate arrangements to provide safe drinking water to all its citizens. II. The people should be educated about the dangers of drinking polluted water.

Only I follows

Only II follows

Both I and II follow

None of these

Q16: Statements: I. Majority of the citizens in the locality belongs to low income group. II. The quality of the products in the local super market are comparatively lower than in other localities.

Both the statements I and II are independent causes

Both the statements I and II are effects of independent causes

Statement I is the cause and statement II is its effect

Statement II is the cause and statement I is its effect

Q17: The process of converting an alternating current waveform into a direct current waveform is referred to as _____?

ایک متبادل کرنٹ ویوفارم کو ڈائریکٹ کرنٹ ویوفارم میں تبدیل کرنے کے عمل کو _____ کہا جاتا ہے؟

Thermostat

Rectification

Resonance

Amplification

Q18: What is the slope of the I-V graph?

Conductance

Resistance

Voltage

None of these

Explanation

The slope of an I-V graph (current vs. voltage) represents conductance.

It is the reciprocal of resistance ( $G = 1/R$ ).

It measures how easily current flows through a conductor.

Q19: What is shape of iodine trichloride PCL3?

Trigonal pyramidal

Tetrahedral

Trigonal

None of these

Q20: Use & disuse of the postulate of organs was given by ____?

اعضاء کی تقلید کا استعمال اور استعمال ____ نے دیا تھا؟

Lamarck

Darwin

Wallace

None of these