KAS Prelims Mixed Practice Test #243

Question 1

Preamble amended by:‌​‍

Accepted Answer

42nd — 42nd Amendment (1976) added Socialist, Secular, Integrity.‌​‍

Answer

1st

Answer

44th

Answer

86th

Question 2

The Ministry of Human Resource Development was created by:‌​‍

Accepted Answer

Rajiv Gandhi — Rajiv Gandhi created HRD Ministry in 1985 by combining Education + others.‌​‍

Answer

Indira Gandhi

Answer

Narasimha Rao

Answer

V.P. Singh

Question 3

Which of the following is the primary function of the alveoli in the respiratory system?

Accepted Answer

B. To facilitate the exchange of oxygen and carbon dioxide between air and blood — The alveoli are tiny air sacs in the lungs where gas exchange occurs. Oxygen from inhaled air diffuses into the blood, and carbon dioxide from the blood diffuses into the alveoli to be exhaled. The other options describe functions of other structures like the nasal cavity (A), type II pneumocytes (C), and kidneys (D).

Answer

A. To filter and warm the air before it reaches the lungs

Answer

C. To produce surfactant that reduces surface tension in the lungs

Answer

D. To regulate the pH of blood by controlling bicarbonate levels

Question 4

Cyberpark Kozhikode:‌​‍

Accepted Answer

North Kerala IT hub — Kozhikode Cyberpark.‌​‍

Answer

Highland

Answer

Central

Answer

South

Question 5

Purna Swaraj Day:‌​‍

Accepted Answer

26 Jan 1930 — 26 Jan 1930 — pledge day.‌​‍

Answer

15 Aug 1947

Answer

26 Nov 1949

Answer

1 Jan 1930

Question 6

Kerala has experienced rapid urbanization in recent decades. While this process brings economic benefits, it also poses significant demographic and urban planning challenges. Which of the following is the most prominent demographic and urban challenge directly associated with Kerala's rapid urbanization?

Accepted Answer

C. Growing strain on public infrastructure and services, leading to issues like traffic congestion, waste management crises, and pressure on housing. — Rapid urbanization concentrates populations, leading to immense pressure on existing public infrastructure and services. This directly results in challenges such as increased traffic congestion, difficulties in waste management, and a significant strain on housing availability. Options A and B describe outcomes contrary to typical urbanization trends. Option D is incorrect as Kerala maintains a high literacy rate, and while migration occurs, it doesn't lead to a sharp decline in overall state literacy.

Answer

A. A widespread and uniform decrease in population density across all districts due to rural-to-urban migration.

Answer

B. A substantial increase in the state's total fertility rate (TFR) due to improved access to healthcare in urban centers.

Answer

D. A sharp decline in the overall literacy rate across the state due to the influx of uneducated migrants to urban areas.

Question 7

Largest vein:‌​‍

Accepted Answer

Vena cava — Vena cava.‌​‍

Answer

Aorta

Answer

Pulmonary

Answer

Jugular

Question 8

During an 'Elaborate' phase of a 5E lesson on ecosystems, what would be an appropriate activity for students?

Accepted Answer

B. Designing a miniature self-sustaining ecosystem in a jar and monitoring its changes. — The 'Elaborate' phase requires students to apply their newly acquired knowledge to new situations, extend their understanding, and make connections to real-world phenomena. Designing a miniature ecosystem allows students to apply their knowledge of ecosystem components and interactions in a practical, extended context. Watching a documentary is 'Engage', discussing definitions is 'Explain', and taking a quiz is 'Evaluate'.

Answer

A. Watching a documentary about various ecosystems to introduce the topic.

Answer

C. Discussing the formal definitions of producers, consumers, and decomposers.

Answer

D. Taking a multiple-choice quiz on the components of an ecosystem.

Question 9

The magnetic field of the Earth at equator is directed:

Accepted Answer

Horizontal (north) — At magnetic equator, field is horizontal pointing towards magnetic north.

Answer

Upward

Answer

Downward

Answer

No field

Question 10

The Indian rupee has coins and notes issued by:‌​‍

Accepted Answer

Coins by Govt under Coinage Act, Notes by RBI — Coins minted by Government (India Government Mint). ‌​‍₹1 note also by Government. Higher denominations by RBI.

Answer

Government only

Answer

RBI (both)

Answer

Only RBI

KAS Prelims Mixed Practice Test #243