VFA Mixed Practice Test #597

Question 1

An individual, despite having minimal formal education, successfully manages a thriving small business, adeptly handles unexpected logistical challenges, and effectively negotiates with suppliers and customers in a complex market environment. According to Robert Sternberg's Triarchic Theory of Intelligence, which type of intelligence is this individual predominantly demonstrating?

Accepted Answer

C. Practical Intelligence — Sternberg's Practical Intelligence (also known as contextual intelligence) involves the ability to adapt to, shape, or select real-world environments. The individual's success in managing a business, handling challenges, and negotiating effectively in a real-world context, despite limited formal education, is a clear manifestation of practical intelligence. Analytical intelligence involves problem-solving and analysis, while creative intelligence involves generating new ideas.

Answer

A. Analytical Intelligence

Answer

B. Creative Intelligence

Answer

D. Linguistic Intelligence

Question 2

An enzyme's activity is highly dependent on its three-dimensional structure. Which of the following factors, if altered significantly, is most likely to cause irreversible denaturation of an enzyme, leading to loss of its catalytic function?

Accepted Answer

C. Extreme temperature changes. — Extreme changes in temperature (or pH) can disrupt the weak bonds maintaining an enzyme's specific three-dimensional structure, leading to irreversible denaturation and loss of function. Substrate concentration changes or competitive inhibitors affect reaction rate but do not typically cause irreversible structural damage to the enzyme itself. Optimal pH adjustment would enhance, not harm, enzyme activity.

Answer

A. Slight increase in substrate concentration.

Answer

B. Optimal pH adjustment.

Answer

D. Presence of a competitive inhibitor.

Question 3

PM Surya Ghar Muft Bijli Yojana provides up to how many units of free electricity?‌​‍

Accepted Answer

300 units — PM Surya Ghar scheme provides up to 300 units of free electricity per month through rooftop solar panels.‌​‍

Answer

200 units

Answer

500 units

Answer

100 units

Question 4

Atoms with the same number of neutrons but different protons are called:‌​‍

Accepted Answer

Isotones — Isotones share N but differ in Z (e.g., ¹⁴C and ¹⁶O both have 8 neutrons).‌​‍

Answer

Isotopes

Answer

Isomers

Answer

Isobars

Question 5

Which kingdom do bacteria belong to?‌​‍

Accepted Answer

Monera — Prokaryotes (bacteria, cyanobacteria) belong to Monera in the 5-kingdom classification.‌​‍

Answer

Animalia

Answer

Protista

Answer

Plantae

Question 6

Who won the Laureus Sportsman of the Year award 2026?‌​‍

Accepted Answer

Carlos Alcaraz — Carlos Alcaraz (Spain, tennis) won Laureus Sportsman of the Year 2026 at the Madrid ceremony.‌​‍

Answer

Jannik Sinner

Answer

Novak Djokovic

Answer

Rafael Nadal

Question 7

Empirical formula of benzene (C₆H₆) is:‌​‍

Accepted Answer

CH — Empirical = simplest whole-number ratio. ‌​‍Acetylene also CH; glucose C₆H₁₂O₆ is CH₂O.

Answer

C₆H₆

Answer

CH₂

Answer

C₂H₂

Question 8

Janayugom by:

Accepted Answer

CPI — CPI.

Answer

CPI(M)

Answer

Congress

Answer

IUML

Question 9

The most abundant element in the universe is:‌​‍

Accepted Answer

Hydrogen — Hydrogen is the most abundant element in the universe (~75% by mass).‌​‍

Answer

Oxygen

Answer

Carbon

Answer

Helium

Question 10

Nitrogen fixation is done by:‌​‍

Accepted Answer

Rhizobium (symbiotic) and Azotobacter (free-living) — Nitrogenase enzyme. ‌​‍Cyanobacteria (Anabaena, Nostoc) also fix N₂. Legumes have root nodules.

Answer

All plants

Answer

Only fungi

Answer

Algae only

VFA Mixed Practice Test #597