HSA Mixed Practice Test #730

Question 1

Vitamins absorbed:

Accepted Answer

Small intestine — Small intestine primarily.

Answer

Stomach

Answer

Mouth

Answer

Colon

Question 2

Two events in the 15th century that launched the Age of Discovery were:

Accepted Answer

Turkish conquest of Constantinople & Portuguese arrival on Guinea Coast — 1453 conquest of Constantinople + Portuguese reaching Guinea Coast (Africa) triggered the search for new sea routes.

Answer

Fall of Rome & Crusades

Answer

Black Death & Hundred Years' War

Answer

Columbus's voyage & Magellan's circumnavigation

Question 3

'In the long run' means:‌​‍

Accepted Answer

Eventually — Over a long period; eventually.‌​‍

Answer

Running

Answer

Finally

Answer

Never

Question 4

Which fire extinguisher is used for electrical fires?‌​‍

Accepted Answer

CO₂ type — CO₂ (Carbon Dioxide) extinguishers are used for electrical fires because CO₂ is non-conductive and doesn't damage electrical equipment. ‌​‍Water on electrical fires causes electrocution.

Answer

Wet chemical type

Answer

Water type

Answer

Foam type

Question 5

Which of the following characteristics best describes the Peninsular Plateau of India, distinguishing it from other major physiographic divisions?

Accepted Answer

B. Primarily composed of ancient crystalline, igneous, and metamorphic rocks, representing a stable block. — The Peninsular Plateau is a stable block of the Earth's crust, primarily formed of ancient crystalline, igneous, and metamorphic rocks, making it one of the oldest and most stable landmasses. Option A describes the Himalayas, option C describes the Great Northern Plains, and option D describes the Thar Desert.

Answer

A. It is a tectonically active region known for its recent fold mountain formations.

Answer

C. Characterized by fertile alluvial plains formed by the deposition of Himalayan rivers.

Answer

D. A region dominated by large desert landscapes and inland drainage systems.

Question 6

DNA stands for:‌​‍

Accepted Answer

Deoxyribonucleic Acid — Deoxyribonucleic Acid.‌​‍

Answer

Di Nitro Acid

Answer

Dynamic Nuclear Acid

Answer

None

Question 7

In an elastic collision, which are conserved?‌​‍

Accepted Answer

Both momentum and KE — Elastic: momentum AND kinetic energy conserved. ‌​‍Inelastic: only momentum. Perfectly inelastic: bodies stick; max KE loss.

Answer

Neither

Answer

Only KE

Answer

Only momentum

Question 8

The largest organ of the human body is the:‌​‍

Accepted Answer

Skin — Skin, the largest organ, protects and regulates temperature.‌​‍

Answer

Brain

Answer

Lungs

Answer

Liver

Question 9

A prodrug is an inactive compound that is metabolized in the body to an active drug. Which of the following is a common metabolic reaction that converts an ester prodrug into its active form?

Accepted Answer

C. Hydrolysis — Many prodrugs are designed as esters that undergo hydrolysis, typically by esterases found in the liver, plasma, or gastrointestinal tract, to release the active drug (often a carboxylic acid or alcohol). Oxidation and reduction are also common metabolic reactions, but hydrolysis is specific for activating ester prodrugs. Glucuronidation is generally a Phase II detoxification pathway.

Answer

A. Oxidation

Answer

B. Reduction

Answer

D. Glucuronidation

Question 10

Which writer is associated with the 'Malayali Memorial'?

Accepted Answer

C.V. Raman Pillai — C.V. Raman Pillai drafted the Malayali Memorial (1891) petition.

Answer

E.V. Krishna Pillai

Answer

Kumaran Asan

Answer

Bodheswaran

HSA Mixed Practice Test #730