VFA Mixed Practice Test #320

Question 1

Gram Panchayats in Kerala:‌​‍

Accepted Answer

941 — 941.‌​‍

Answer

777

Answer

867

Answer

1000

Question 2

The highest peak in Kerala is:‌​‍

Accepted Answer

Anamudi — Anamudi (2,695 m) in Idukki is the highest point in Kerala and all of South India.‌​‍

Answer

Meesapulimala

Answer

Agasthyamala

Answer

Chembra

Question 3

Kochi Metro Phase 2:‌​‍

Accepted Answer

JLN Stadium to Infopark via Kakkanad — Extension Kakkanad-Infopark.‌​‍

Answer

Under construction

Answer

Edapally to Aluva

Answer

Kakkanad to Tripunithura

Question 4

Heterozygous:‌​‍

Accepted Answer

Different alleles — Aa (one dominant, one recessive).‌​‍

Answer

Both

Answer

None

Answer

Same

Question 5

Which mission is NOT part of Kerala Government's Nava Keralam Karma Padhathi (NKKP)?

Accepted Answer

Rebuild Kerala Initiative — Four missions of NKKP: Haritha Keralam, Aardram, LIFE, Public Education Rejuvenation. 'Rebuild Kerala' is a separate post-flood programme.

Answer

Haritha Keralam

Answer

Ardram

Answer

LIFE

Question 6

Attachment theory key figure:‌​‍

Accepted Answer

John Bowlby (+ Mary Ainsworth's Strange Situation) — Secure, avoidant, ambivalent, disorganised. ‌​‍Early attachment shapes adult relationships.

Answer

Freud

Answer

Vygotsky

Answer

Piaget

Question 7

Plaster of Paris is chemically:

Accepted Answer

CaSO₄·½H₂O — Gypsum (CaSO₄·2H₂O) on heating at 100 °C gives plaster of Paris (CaSO₄·½H₂O).

Answer

CaSO₄

Answer

CaSO₄·2H₂O

Answer

CaCO₃

Question 8

Which country hosted the 2022 FIFA World Cup, and what was its unique feature that made it the first in the tournament's history?

Accepted Answer

A. Qatar; it was the first World Cup held in the Middle East and the first in November-December due to extreme summer heat. — The 2022 FIFA World Cup was hosted by Qatar, marking the first time the tournament was held in the Middle East and during November-December to avoid extreme summer temperatures in the region. Option B is incorrect as Russia hosted the 2018 World Cup, not 2022. Option C is incorrect because Brazil hosted the 2014 World Cup, and VAR was introduced in 2018, not 2014. Option D is incorrect as South Africa hosted the 2010 World Cup.

Answer

B. Russia; it was the first World Cup held in Europe and featured expanded teams with 48 participants.

Answer

C. Brazil; it was the first World Cup hosted in South America after 64 years and introduced Video Assistant Referee (VAR) technology.

Answer

D. South Africa; it was the first World Cup held in Africa and the first to use artificial turf extensively.

Question 9

The mechanism of action of statins (e.g., atorvastatin) involves competitive inhibition of which key enzyme in cholesterol biosynthesis?

Accepted Answer

A. HMG-CoA reductase — Statins are competitive inhibitors of HMG-CoA reductase, which is the rate-limiting enzyme in the mevalonate pathway responsible for endogenous cholesterol synthesis in the liver. Inhibiting this enzyme reduces cholesterol production. The other enzymes listed are involved in later steps of cholesterol synthesis or cholesterol esterification.

Answer

B. Squalene synthase

Answer

C. Lanosterol demethylase

Answer

D. Acyl-CoA:cholesterol acyltransferase (ACAT)

Question 10

Group 2 (alkaline earth metals) include:‌​‍

Accepted Answer

Be, Mg, Ca, Sr, Ba — +2 oxidation state. ‌​‍Mg in chlorophyll; Ca in bones/teeth. Harder than alkali metals.

Answer

Li, Na, K

Answer

N, P, As

Answer

F, Cl, Br

VFA Mixed Practice Test #320