HSA Mixed Practice Test #500

Question 1

'The children are playing in the garden.' Tense:

Accepted Answer

Present continuous — am/is/are + verb-ing = present continuous (actions happening now).

Answer

Simple present

Answer

Present perfect

Answer

Past simple

Question 2

The Kerala Land Reforms Act was enacted in:‌​‍

Accepted Answer

1969 — Kerala Land Reforms Act 1969 (effective 1 Jan 1970) abolished landlordism.‌​‍

Answer

1947

Answer

1957

Answer

1975

Question 3

Dutch took over Kochi:

Accepted Answer

1663 — Dutch defeated Portuguese 1663.

Answer

1498

Answer

1600

Answer

1857

Question 4

Centre of mass of a uniform triangular lamina lies at:

Accepted Answer

Centroid (intersection of medians) — Centroid divides each median in 2:1. For uniform mass distribution, centroid = CoM.

Answer

Orthocentre

Answer

Circumcentre

Answer

Incentre

Question 5

Coral reefs found in:‌​‍

Accepted Answer

Warm shallow tropical waters — Symbiosis with zooxanthellae. ‌​‍Great Barrier Reef (Australia) largest. Bleaching from warming, acidification.

Answer

Deep ocean

Answer

Rivers

Answer

Cold water

Question 6

The first country to land on the far side of the Moon:‌​‍

Accepted Answer

China — China's Chang'e 4 landed on the far side of the Moon in January 2019.‌​‍

Answer

USA

Answer

Russia

Answer

India

Question 7

Aluminium hydroxide is a common ingredient in antacid preparations. Its mechanism of action in reducing gastric acidity primarily involves:

Accepted Answer

B. Neutralizing hydrochloric acid in the stomach. — Aluminium hydroxide acts as an antacid by directly reacting with and neutralizing hydrochloric acid in the stomach, forming water and aluminium chloride. This increases the pH of the gastric contents, alleviating symptoms of indigestion and heartburn. Other options describe mechanisms of different classes of acid-reducing agents.

Answer

A. Inhibiting the H+/K+-ATPase proton pump.

Answer

C. Forming a protective barrier over the gastric mucosa.

Answer

D. Reducing histamine release from enterochromaffin-like cells.

Question 8

Five principles of Jainism:

Accepted Answer

5 — Ahimsa, Satya, Asteya, Aparigraha, Brahmacharya.

Answer

3

Answer

4

Answer

8

Question 9

A group of teachers is preparing to update the curriculum for a specific subject in high schools and requires guidelines on pedagogical approaches and syllabus framing. Which autonomous body within the Kerala Education Department is primarily responsible for curriculum development, research, and teacher education programs for school education?

Accepted Answer

A. State Council of Educational Research and Training (SCERT) — The State Council of Educational Research and Training (SCERT) is the apex academic body responsible for curriculum development, syllabus framing, textbook preparation, educational research, and teacher training programs for school education in Kerala. The DGE focuses on overall administration, KITE on IT infrastructure, and KSHEC on higher education.

Answer

B. Directorate of General Education (DGE)

Answer

C. Kerala Infrastructure and Technology for Education (KITE)

Answer

D. Kerala State Higher Education Council (KSHEC)

Question 10

When is Sardar Patel's birth anniversary celebrated?‌​‍

Accepted Answer

31 Oct (Rashtriya Ekta Divas) — 31 October — Unity Day.

Answer

2 Oct

Answer

15 Aug

Answer

26 Jan

HSA Mixed Practice Test #500