HSA Mixed Practice Test #26

Question 1

Synonym of RUSTIC:‌​‍

Accepted Answer

Rural — Relating to countryside.‌​‍

Answer

Refined

Answer

Modern

Answer

Urban

Question 2

Polio vaccine by:‌​‍

Accepted Answer

Both — Jonas Salk (injectable) and Albert Sabin (oral).‌​‍

Answer

Salk

Answer

Jenner

Answer

Sabin

Question 3

SNDP Yogam founded by:

Accepted Answer

Sree Narayana Guru — Sree Narayana Guru founded SNDP Yogam (1903).

Answer

Ayyankali

Answer

Dr. Palpu

Answer

Kumaran Asan

Question 4

Unit of electric current:‌​‍

Accepted Answer

Ampere — Ampere (A) — SI unit of current.‌​‍

Answer

Watt

Answer

Ohm

Answer

Volt

Question 5

Mahmud of Ghazni raided Somnath:‌​‍

Accepted Answer

1025 — Plundered the temple 17 times total.‌​‍

Answer

1050

Answer

1100

Answer

1000

Question 6

Travancore Royal Family:‌​‍

Accepted Answer

Venad — Venad lineage.‌​‍

Answer

Perumpadappu

Answer

Kolathiri

Answer

Nair

Question 7

Considering the elements located in the fourth period of the modern periodic table, specifically Potassium (K), Calcium (Ca), and Scandium (Sc), which of the following statements accurately describes a periodic trend observed when moving from left to right across these elements?

Accepted Answer

D. The electronegativity generally increases, indicating a greater tendency to attract electrons in a chemical bond. — Electronegativity is the measure of an atom's ability to attract electrons in a chemical bond. As one moves from left to right across a period, the effective nuclear charge increases, and the atomic size generally decreases, leading to a stronger pull on valence electrons and thus higher electronegativity. Options A, B, and C describe inverse trends or incorrect justifications for elements within the same period.

Answer

A. The atomic radius generally increases due to the addition of a new electron shell.

Answer

B. The metallic character becomes more pronounced as the tendency to lose electrons increases.

Answer

C. The first ionization energy generally decreases due to increased shielding effect.

Question 8

RBCs formed in:‌​‍

Accepted Answer

Bone marrow — Red bone marrow.‌​‍

Answer

Liver

Answer

Spleen

Answer

Heart

Question 9

Identify the part of speech of the underlined word: 'He sat under the tree.' ('under'):

Accepted Answer

Preposition — 'Under' shows relation between 'sat' and 'tree' → preposition.

Answer

Noun

Answer

Adverb

Answer

Conjunction

Question 10

Primary goal of the 'Nivarthana Agitation':

Accepted Answer

Representation in the Legislative Assembly — Nivarthana (Abstention) movement (1932-36) demanded community-wise representation in the Travancore Assembly.

Answer

Land reforms

Answer

Temple entry

Answer

Educational reforms

HSA Mixed Practice Test #26