KAS Prelims Mixed Practice Test #492

Question 1

Rawls's Difference Principle states inequality is justified only if:‌​‍

Accepted Answer

It benefits the least advantaged — Inequalities acceptable only if they improve the position of the worst-off members of society.‌​‍

Answer

It's traditional

Answer

It serves the rich

Answer

It promotes GDP

Question 2

The modern periodic table organizes elements based on increasing atomic number, displaying clear periodic trends in properties. Considering the general trends for atomic radius and electronegativity, which of the following accurately identifies the element expected to have the largest atomic radius and the element expected to have the highest electronegativity among all stable elements?

Accepted Answer

B. Largest Atomic Radius: Francium (Fr); Highest Electronegativity: Fluorine (F). — Atomic radius generally increases down a group and decreases across a period, making Francium (Fr), located at the bottom-left, the element with the largest atomic radius. Electronegativity generally increases across a period and decreases down a group, with Fluorine (F), found at the top-right (excluding noble gases which typically do not have defined electronegativity values), having the highest electronegativity. Options A, C, and D incorrectly identify elements for these extreme properties or misstate the periodic trends.

Answer

A. Largest Atomic Radius: Helium (He); Highest Electronegativity: Francium (Fr).

Answer

C. Largest Atomic Radius: Chlorine (Cl); Highest Electronegativity: Cesium (Cs).

Answer

D. Largest Atomic Radius: Radon (Rn); Highest Electronegativity: Oxygen (O).

Question 3

If an object returns to its starting point, its displacement is:

Accepted Answer

Zero — Displacement = change in position; if back to start, net displacement = 0.

Answer

Maximum

Answer

Equal to distance

Answer

Infinity

Question 4

The Battle of Colachel (1741) was fought between Travancore under Marthandavarma and which European power?

Accepted Answer

Dutch — Marthandavarma defeated the Dutch at Colachel — the first battle where a European power lost to an Indian ruler.

Answer

Portuguese

Answer

French

Answer

British

Question 5

Mahmud of Ghazni invaded India how many times?‌​‍

Accepted Answer

17 — Mahmud of Ghazni is said to have invaded India 17 times between 1000–1027 CE.‌​‍

Answer

21

Answer

7

Answer

12

Question 6

Which part of speech is 'quickly'?

Accepted Answer

Adverb — Adverbs modify verbs, adjectives, or other adverbs; 'quickly' describes how.

Answer

Noun

Answer

Verb

Answer

Adjective

Question 7

India-US defence deals:‌​‍

Accepted Answer

All — Both major deals.‌​‍

Answer

GE engines

Answer

Both

Answer

Predator drones 2024

Question 8

Passive of 'Someone has stolen my wallet':‌​‍

Accepted Answer

My wallet has been stolen — Present Perfect passive: has been + V3. 'My wallet has been stolen.'‌​‍

Answer

My wallet is stolen

Answer

My wallet was stolen

Answer

My wallet had been stolen

Question 9

The Indus Valley Civilisation flourished around:‌​‍

Accepted Answer

2500 BCE — The Indus Valley (Harappan) Civilisation flourished around 2500-1500 BCE. ‌​‍Major sites include Harappa, Mohenjo-daro, Lothal, Kalibangan, and Dholavira.

Answer

500 BCE

Answer

5000 BCE

Answer

1000 BCE

Question 10

Fiscal Policy is managed by:‌​‍

Accepted Answer

Ministry of Finance (government) — Fiscal policy = government spending + taxation. ‌​‍Set in Union Budget (presented by Finance Minister).

Answer

RBI

Answer

NITI Aayog

Answer

SEBI

KAS Prelims Mixed Practice Test #492