KAS Prelims Mixed Practice Test #364

Question 1

The average speed of a body that covers 100 m in 20 s is:

Accepted Answer

5 m/s — Speed = 100/20 = 5 m/s.

Answer

2 m/s

Answer

10 m/s

Answer

50 m/s

Question 2

A teacher wants to foster genuine communication and interaction among students in an English language classroom. Which of the following activities would be most aligned with the principles of Communicative Language Teaching (CLT)?

Accepted Answer

B. Students engage in a role-play scenario, such as ordering food at a restaurant or asking for directions. — Role-play directly promotes communicative competence by providing authentic contexts for interaction and language use, which is the core aim of CLT. Other options represent methods focused on translation (Grammar-Translation), drilling (Audio-Lingual Method), or observation (Silent Way/Direct Method), rather than spontaneous communication.

Answer

A. Students translate complex literary passages from English to Malayalam.

Answer

C. Students repeat dialogues after the teacher, focusing on perfect pronunciation and intonation.

Answer

D. Students spend the majority of the class time silently observing the teacher model new vocabulary with realia.

Question 3

A 15-year-old girl spends hours trying on different outfits, experimenting with various hairstyles, and frequently changes her friend group, often expressing confusion about 'who she really is'. This behavior is most indicative of which developmental stage?

Accepted Answer

C. Navigating identity versus role confusion — The described behaviors are classic manifestations of Erikson's stage of Identity versus Role Confusion, where adolescents actively explore various aspects of their identity to form a coherent sense of self. Developing autonomy occurs earlier, resolving the Oedipus complex is associated with early childhood, and achieving generativity is a much later adult stage.

Answer

A. Developing a sense of autonomy

Answer

B. Resolving the Oedipus complex

Answer

D. Achieving generativity

Question 4

Gondwana comprised:‌​‍

Accepted Answer

S hemisphere continents + India — S continents + India.‌​‍

Answer

Only Antarctica

Answer

Only Africa

Answer

All continents

Question 5

Synonym of SUPERFLUOUS:‌​‍

Accepted Answer

Unnecessary — More than enough.‌​‍

Answer

Essential

Answer

Vital

Answer

Necessary

Question 6

Which dosage form is MOST suitable for a drug that undergoes extensive first-pass metabolism and requires rapid systemic absorption?

Accepted Answer

C. Sublingual tablets — Transdermal patches provide controlled systemic absorption bypassing the first-pass metabolism. Sublingual tablets also bypass first-pass metabolism but are less suitable for sustained delivery. Oral tablets and capsules are subject to first-pass metabolism.

Answer

A. Oral tablets

Answer

B. Transdermal patches

Answer

D. Controlled-release capsules

Question 7

CFC harms ozone layer by:‌​‍

Accepted Answer

Cl radicals destroying O₃ catalytically — Montreal Protocol (1987) phased out CFCs. ‌​‍Replaced by HFCs, HCFCs. One Cl can destroy ~100,000 O₃.

Answer

Only physical effect

Answer

Absorbing IR

Answer

Reacting with O₂

Question 8

Demonetisation in India was announced on:‌​‍

Accepted Answer

8 November 2016 — PM Modi announced demonetisation of ₹500 and ₹1000 notes on 8 November 2016.‌​‍

Answer

8 November 2015

Answer

1 January 2017

Answer

1 April 2017

Question 9

'They are building a bridge' — passive voice:

Accepted Answer

A bridge is being built by them — Present continuous passive: is being + V3.

Answer

A bridge is built by them

Answer

A bridge was built by them

Answer

A bridge has been built by them

Question 10

Cobweb Theorem explains:‌​‍

Accepted Answer

Price/quantity oscillations in markets with production lags (agriculture) — Cobweb model: when supply depends on last period's price (crops, livestock), markets can oscillate instead of reaching equilibrium.‌​‍

Answer

Equilibrium

Answer

Supply

Answer

Demand

KAS Prelims Mixed Practice Test #364