KAS Prelims Mixed Practice Test #328

Question 1

Galvanisation protects iron from rust by coating it with:‌​‍

Accepted Answer

Zinc — Zinc coating prevents corrosion; Zn is sacrificial — corrodes before iron.‌​‍

Answer

Aluminium

Answer

Nickel

Answer

Chromium

Question 2

Prokaryotic cells lack:‌​‍

Accepted Answer

Membrane-bound nucleus and organelles — Bacteria, archaea. ‌​‍Have 70S ribosomes. Circular DNA in nucleoid. ‌​‍No ER, Golgi, mitochondria.

Answer

DNA

Answer

Cell wall

Answer

Ribosomes

Question 3

'Run into' means:‌​‍

Accepted Answer

Both A and C — Meet unexpectedly or collide.‌​‍

Answer

Collide with

Answer

Enter running

Answer

Meet by chance

Question 4

Vernacular Press Act:‌​‍

Accepted Answer

1878 — 1878 by Lord Lytton — restricted freedom of Indian language press.‌​‍

Answer

1875

Answer

1885

Answer

1882

Question 5

The first human on the Moon was:

Accepted Answer

Neil Armstrong (20 July 1969) — Apollo 11 mission: Neil Armstrong stepped on Moon 20 July 1969, 'one small step for [a] man, one giant leap for mankind.' Aldrin 2nd, Collins orbited.

Answer

Yuri Gagarin

Answer

Buzz Aldrin

Answer

John Glenn

Question 6

Statements on Declaration of National Emergency: (1) Article 19 rights auto-suspended (2) Art 358 suspends Art 19; Art 359 suspends other FRs (3) Art 20 & 21 cannot be suspended (4) Other rights may be suspended by Presidential order‌​‍

Accepted Answer

All correct — All four statements about National Emergency are constitutionally correct.‌​‍

Answer

1, 2, 4

Answer

1, 2, 3

Answer

1, 3, 4

Question 7

An object weighs 0.2 kgwt in air and 0.19 kgwt in water. The buoyant force is:

Accepted Answer

0.01 kgwt — Buoyant force = apparent loss of weight = 0.2 − 0.19 = 0.01 kgwt.

Answer

0.02 kgwt

Answer

0.10 kgwt

Answer

0.20 kgwt

Question 8

Rusting of iron is a process of:‌​‍

Accepted Answer

Oxidation — Rusting is oxidation of iron: Iron + Oxygen + Moisture → Iron Oxide (rust/Fe₂O₃). ‌​‍It requires both oxygen and water.

Answer

Reduction

Answer

Sublimation

Answer

Fermentation

Question 9

Under the 'Aarogyam' scheme of Kerala, which category of patients is primarily covered for free treatment of specified non-communicable diseases (NCDs) like diabetes and hypertension?

Accepted Answer

D. Families enrolled under Rashtriya Swasthya Bima Yojana (RSBY) — The 'Aarogyam' scheme primarily covers families enrolled under RSBY for free treatment of specified NCDs, including diabetes and hypertension. It is not limited to BPL families alone (A), does not cover all above 40 years (B), nor is it restricted to government employees (C). RSBY beneficiaries are the target group for this scheme.

Answer

A. BPL families only

Answer

B. All Keralites above 40 years of age

Answer

C. Government employees and pensioners

Question 10

The shape of acceleration vs mass graph for constant force is:‌​‍

Accepted Answer

Hyperbola — F = ma → a = F/m (constant F). a vs m is rectangular hyperbola (xy=k).‌​‍

Answer

Ellipse

Answer

Parabola

Answer

Straight line

KAS Prelims Mixed Practice Test #328