HSA Mixed Practice Test #990

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

The Chief Justice of India is appointed by:‌​‍

Accepted Answer

President — Article 124(2): President appoints the CJI, typically the senior-most SC judge.‌​‍

Answer

Prime Minister

Answer

Law Minister

Answer

Parliament

Question 3

Berubari Union case (1960):

Accepted Answer

Both A and B — Cession needs amendment; Preamble not part of Constitution (overruled later).

Answer

Territorial cession

Answer

Preamble (not part)

Answer

Border

Question 4

Which type of soil is best for cotton cultivation?

Accepted Answer

Black soil — Black soil (Regur soil) is best for cotton cultivation due to its moisture-retaining capacity. It is found in the Deccan Plateau.

Answer

Alluvial soil

Answer

Red soil

Answer

Laterite soil

Question 5

Ulloor S. Parameswara Iyer:‌​‍

Accepted Answer

Poet and historian — Poet of Kavithrayam.‌​‍

Answer

Politician

Answer

King

Answer

Filmmaker

Question 6

The highest peak in South India is:‌​‍

Accepted Answer

Anamudi — Anamudi (2,695 m) in Idukki district, Kerala, is the highest peak in South India and the highest peak of the Western Ghats.‌​‍

Answer

Doddabetta

Answer

Mahendragiri

Answer

Nilgiri Peak

Question 7

Temple Entry Proclamation:

Accepted Answer

1936 Travancore — 12 November 1936 by Sree Chitra Thirunal.

Answer

1940

Answer

1947

Answer

1950

Question 8

Protein synthesis in cells takes place in:‌​‍

Accepted Answer

Ribosomes — Ribosomes translate mRNA into polypeptide chains.‌​‍

Answer

Lysosomes

Answer

Vacuoles

Answer

Golgi bodies

Question 9

The Sachar Committee (2006) examined:‌​‍

Accepted Answer

Social/economic status of Muslims in India — Justice Rajinder Sachar Committee report (2006) on socio-economic status of Muslims. ‌​‍Recommended affirmative action.

Answer

Tribal development

Answer

OBC status

Answer

Dalit issues

Question 10

Aqua regia is a mixture of HCl and HNO₃ in ratio:‌​‍

Accepted Answer

3:1 (HCl:HNO₃) — Aqua regia = 3 parts conc. ‌​‍HCl + 1 part conc. HNO₃; dissolves gold and platinum.

Answer

1:3 (HCl:HNO₃)

Answer

1:1

Answer

2:1

HSA Mixed Practice Test #990