HSA Mixed Practice Test #725

Question 1

Point of Order:‌​‍

Accepted Answer

Procedural — Procedural — not debatable.‌​‍

Answer

None

Answer

Either

Answer

Substantive

Question 2

Antonym of EMPTY:‌​‍

Accepted Answer

Full — Empty ↔ full.‌​‍

Answer

Hollow

Answer

Vacant

Answer

Void

Question 3

World War I (1914-1918) is considered the beginning of the end of:‌​‍

Accepted Answer

European global domination — WWI destroyed European empires and economies; decolonisation followed soon after.‌​‍

Answer

Asian nationalism

Answer

Enlightenment

Answer

Industrial Revolution

Question 4

Pick out the adjective in: 'Neha comes here every day.'‌​‍

Accepted Answer

every — 'Every' modifies the noun 'day'.‌​‍

Answer

comes

Answer

day

Answer

here

Question 5

A clinical pathology report shows significantly elevated levels of Alanine Aminotransferase (ALT) and Aspartate Aminotransferase (AST). These findings primarily suggest damage to which organ?

Accepted Answer

C. Liver — ALT and AST are enzymes predominantly found in liver cells. When liver cells are damaged, these enzymes leak into the bloodstream, leading to elevated levels. Therefore, significantly elevated ALT and AST are primary indicators of liver damage or disease. While AST can also be found in the heart and skeletal muscle, ALT is more specific to the liver.

Answer

A. Kidneys

Answer

B. Pancreas

Answer

D. Heart

Question 6

The study of heredity and variation is called:‌​‍

Accepted Answer

Genetics — Genetics studies inheritance of traits; coined by William Bateson (1906).‌​‍

Answer

Cytology

Answer

Ecology

Answer

Taxonomy

Question 7

For two resistors R₁ and R₂ in parallel, equivalent resistance is:

Accepted Answer

R₁R₂ / (R₁+R₂) — 1/R = 1/R₁ + 1/R₂ → R = R₁R₂/(R₁+R₂).

Answer

R₁ + R₂

Answer

R₁ − R₂

Answer

R₁ × R₂

Question 8

Kerala coastline length:

Accepted Answer

590 km — About 590 km (some sources 580).

Answer

400 km

Answer

500 km

Answer

700 km

Question 9

Pressure cooker cooks faster because:‌​‍

Accepted Answer

Higher boiling point due to increased pressure — Higher pressure raises the boiling point of water above 100°C, cooking food faster.‌​‍

Answer

More heat

Answer

Less water

Answer

Better material

Question 10

Dengue is spread by:‌​‍

Accepted Answer

Aedes mosquito — Aedes aegypti (day-biting) transmits dengue virus; also spreads chikungunya and Zika.‌​‍

Answer

Culex mosquito

Answer

Housefly

Answer

Anopheles mosquito

HSA Mixed Practice Test #725