HSA Mixed Practice Test #293

Question 1

The Qutub Minar was completed by:

Accepted Answer

Iltutmish (1211-1220) — Iltutmish completed the Qutub Minar (73 m). Later repairs by Firuz Shah Tughlaq after lightning damage.

Answer

Qutb-ud-din Aibak

Answer

Firuz Shah Tughlaq

Answer

Alauddin Khalji

Question 2

The Vijayanagara Empire was founded in 1336 by:‌​‍

Accepted Answer

Harihara I and Bukka I (Sangama brothers) — Under the guidance of saint Vidyaranya, the brothers founded Vijayanagara on the south bank of the Tungabhadra (modern Hampi, Karnataka).‌​‍

Answer

Venkatapati Raya

Answer

Rama Raya

Answer

Krishnadeva Raya

Question 3

Thymus:‌​‍

Accepted Answer

T-cell maturation — T-lymphocyte training ground.‌​‍

Answer

None

Answer

Hormone only

Answer

Blood making

Question 4

Electrolysis of water gives:‌​‍

Accepted Answer

H₂ at cathode and O₂ at anode (2:1 volume ratio) — 2H₂O → 2H₂ + O₂; 2 volumes H₂ : 1 volume O₂.‌​‍

Answer

CO₂ and H₂

Answer

Only O₂

Answer

Only H₂

Question 5

The Parliament (Prevention of Disqualification) Act defines offices of profit. ‌​‍Amended due to:

Accepted Answer

Jaya Bachchan / Sonia Gandhi case 2006 — 2006 office-of-profit controversy: Sonia Gandhi resigned from Lok Sabha (UPA Chair); Jaya Bachchan disqualified. ‌​‍97th Amendment ratified retrospective exemption.

Answer

Jayalalitha

Answer

Arvind Kejriwal

Answer

Tamil Nadu politicians

Question 6

Electric field inside a conductor in electrostatic equilibrium is:

Accepted Answer

Zero — Free charges redistribute to cancel any internal field. All charge resides on the surface.

Answer

Very high

Answer

Constant non-zero

Answer

Unpredictable

Question 7

Which of the following vitamins is a cofactor for the carboxylation reactions involved in the synthesis of clotting factors like prothrombin?

Accepted Answer

C. Vitamin K — Vitamin K is essential for the carboxylation of glutamic acid residues in clotting factors, enabling them to bind calcium and function in blood coagulation. Deficiency leads to impaired clotting. The other vitamins listed do not play a role in this process.

Answer

A. Vitamin A

Answer

B. Vitamin D

Answer

D. Vitamin E

Question 8

A school in a rural area of Kerala is struggling with outdated infrastructure, lack of digital learning tools, and low community engagement, leading to declining enrollment. Which of the following Kerala Education Department initiatives would primarily address these multifaceted challenges comprehensively?

Accepted Answer

B. Samagra Shiksha Kerala — Samagra Shiksha Kerala is a comprehensive program that integrates various previous schemes, aiming for holistic development of school education, including infrastructure, digital education, community participation, and quality improvement. The KITE Project focuses specifically on IT infrastructure and digital learning, while Victers Channel is a digital learning platform, and Bhasha Poshanam is for language development, none of which offer the complete, multifaceted solution needed.

Answer

A. KITE Project

Answer

C. Victers Channel

Answer

D. Bhasha Poshanam

Question 9

Odd one: Oxygen, Nitrogen, Carbon Dioxide, Hydrogen‌​‍

Accepted Answer

Carbon Dioxide — CO₂ is a compound. Others are elements.‌​‍

Answer

Oxygen

Answer

Nitrogen

Answer

Hydrogen

Question 10

Chromosome number in humans:‌​‍

Accepted Answer

46 — 46 (23 pairs). 22 autosome pairs + 1 sex pair.‌​‍

Answer

48

Answer

23

Answer

44

HSA Mixed Practice Test #293