DCOA Mixed Practice Test #468

Question 1

A postpartum mother is breastfeeding her newborn and asks for dietary advice to improve lactation. Which nutrient is most critical for enhancing breast milk production?

Accepted Answer

D. Water — While adequate hydration and nutrients like iron and vitamin C are important, galactagogues (e.g., fenugreek, blessed thistle) have been traditionally used to stimulate milk production. Water supports lactation but is not the primary nutrient for milk synthesis.

Answer

A. Vitamin C

Answer

B. Iron

Answer

C. Galactagogues like fenugreek

Question 2

The electric bulb was invented by:‌​‍

Accepted Answer

Thomas Edison — Thomas Edison invented the practical incandescent electric bulb in 1879.‌​‍

Answer

Tesla

Answer

Faraday

Answer

Watt

Question 3

The Rosetta Stone helped decipher:‌​‍

Accepted Answer

Egyptian hieroglyphs (by Champollion, 1822) — Discovered 1799 by Napoleon's troops. ‌​‍Same decree in 3 scripts (hieroglyphic, demotic, Greek). Champollion cracked hieroglyphs 1822.

Answer

Linear B

Answer

Chinese

Answer

Cuneiform

Question 4

Hyperglobalists argue:‌​‍

Accepted Answer

Nation-state declining; borderless world — Hyperglobalists (Ohmae, Ohmae): states increasingly irrelevant. ‌​‍Critics/Transformationalists (Held): states still important but transformed.

Answer

Globalisation is illusion

Answer

Nationalism is rising

Answer

No view

Question 5

The national bird of India is:‌​‍

Accepted Answer

Peacock — The Indian Peacock is the national bird, designated in 1963.‌​‍

Answer

Parrot

Answer

Eagle

Answer

Sparrow

Question 6

Aarogyasetu app was launched during:‌​‍

Accepted Answer

COVID-19 pandemic 2020 — AarogyaSetu was a COVID-19 contact tracing app launched in April 2020 during the pandemic.‌​‍

Answer

Swine Flu 2015

Answer

Demonetisation 2016

Answer

Dengue outbreak 2017

Question 7

A secondary rainbow has colours in:‌​‍

Accepted Answer

Reversed order (red inside, violet outside) — Secondary rainbow from two internal reflections; less intense and reversed spectrum.‌​‍

Answer

Same as sky

Answer

Same order

Answer

All white

Question 8

Fertilization usually in:‌​‍

Accepted Answer

Fallopian tube — Ampulla of fallopian tube.‌​‍

Answer

Uterus

Answer

Vagina

Answer

Ovary

Question 9

The 'Cultural Capital of Kerala' is:‌​‍

Accepted Answer

Thrissur — Thrissur is known as the Cultural Capital — home of Thrissur Pooram and rich cultural heritage.‌​‍

Answer

Kochi

Answer

Kozhikode

Answer

Thiruvananthapuram

Question 10

Many B vitamins function as essential coenzymes in various metabolic pathways. Which of the following B vitamins is a crucial component of coenzyme A (CoA), important for fatty acid metabolism and the Krebs cycle?

Accepted Answer

D. Pantothenic Acid (B5) — Pantothenic acid, also known as Vitamin B5, is a fundamental component of coenzyme A (CoA). CoA is an essential coenzyme involved in numerous metabolic reactions, including the synthesis and oxidation of fatty acids, and is a key molecule in the Krebs cycle for energy production.

Answer

A. Thiamine (B1)

Answer

B. Riboflavin (B2)

Answer

C. Niacin (B3)

DCOA Mixed Practice Test #468