VFA Mixed Practice Test #122

Question 1

Porifera are:‌​‍

Accepted Answer

Sponges — Sponges.‌​‍

Answer

Crabs

Answer

Jellyfish

Answer

Worms

Question 2

The chemical symbol for Gold is:‌​‍

Accepted Answer

Au — Gold's symbol is Au (from Latin 'Aurum'). Silver is Ag.‌​‍

Answer

Go

Answer

Gd

Answer

Ag

Question 3

Prophet Muhammad was born in:‌​‍

Accepted Answer

570 CE at Mecca — Muhammad born c. ‌​‍570 CE in Mecca. Migration to Medina (Hijra) 622 CE — Year 1 of Islamic calendar. ‌​‍Died 632 CE.

Answer

610 CE

Answer

632 CE

Answer

622 CE

Question 4

Spleen function:‌​‍

Accepted Answer

Blood filter, immune — Filter blood, recycle RBCs, immune role.‌​‍

Answer

Respiration

Answer

Digestion

Answer

Waste

Question 5

Who was an American 'Nature' essayist and transcendentalist?‌​‍

Accepted Answer

Ralph Waldo Emerson + Thoreau ('Walden') — 19th-century. ‌​‍Self-reliance, civil disobedience (influenced Gandhi). Walden Pond simple living.

Answer

Hemingway

Answer

Twain

Answer

Melville

Question 6

A young woman presents with paradoxical symptoms following a recent grief: she sighs frequently, feels a “lump in the throat” (globus hystericus), and experiences alternating moods of cheerfulness and sadness, often weeping silently. Which remedy is most appropriate?

Accepted Answer

C. Ignatia Amara — Ignatia Amara is a primary remedy for grief, characterized by paradoxical symptoms, frequent sighing, globus hystericus (lump in the throat), and changeable moods. Natrum Muriaticum also deals with grief but typically presents with prolonged, silent brooding and aversion to consolation. Gelsemium is marked by dullness, dizziness, and drowsiness, while Sepia often shows indifference to loved ones.

Answer

A. Gelsemium Sempervirens

Answer

B. Natrum Muriaticum

Answer

D. Sepia Officinalis

Question 7

Resolution of a measurement is:‌​‍

Accepted Answer

Least count — smallest change detectable — Vernier caliper LC = 0.01 cm; screw gauge 0.001 cm. ‌​‍Measurement reported to least count precision.

Answer

Maximum value

Answer

Mean

Answer

Error

Question 8

The Chipko Movement was led by:‌​‍

Accepted Answer

Sunderlal Bahuguna — Sunderlal Bahuguna and Chandi Prasad Bhatt led the Chipko Movement (1973) in Uttarakhand.‌​‍

Answer

Medha Patkar

Answer

Anna Hazare

Answer

Baba Amte

Question 9

An attempt to fraudulently acquire sensitive information by masquerading as a trustworthy entity is termed:

Accepted Answer

Phishing — Phishing — fraudulent attempt via spoofed emails/websites.

Answer

Spoofing

Answer

Tracking

Answer

Trojans

Question 10

James Watt is best known for improving the:‌​‍

Accepted Answer

Steam engine — James Watt's improvements to the steam engine (patented 1769) fuelled the Industrial Revolution.‌​‍

Answer

Cotton gin

Answer

Spinning Jenny

Answer

Power loom

VFA Mixed Practice Test #122