Secretariat Assistant Mixed Practice Test #561

Question 1

Superior takes ___ (not than):‌​‍

Accepted Answer

to — Superior/inferior/senior/junior take 'to'.‌​‍

Answer

than

Answer

from

Answer

with

Question 2

Synonym of OSTENTATIOUS:

Accepted Answer

Showy — Showy display.

Answer

Modest

Answer

Quiet

Answer

Simple

Question 3

A person who cannot speak is:

Accepted Answer

Dumb / Mute — Dumb/mute = unable to speak; today 'mute' is preferred as 'dumb' has pejorative use.

Answer

Blind

Answer

Deaf

Answer

Lame

Question 4

PM Surya Ghar Muft Bijli Yojana provides:‌​‍

Accepted Answer

Free rooftop solar — Free rooftop solar for 1 crore households, announced Budget 2024.‌​‍

Answer

Free inverters

Answer

Free electricity meters

Answer

Free gas

Question 5

Which of the following enzymes is considered the primary rate-limiting and regulatory step in the glycolysis pathway?

Accepted Answer

B. Phosphofructokinase-1 (PFK-1) — Phosphofructokinase-1 (PFK-1) is the most important regulatory enzyme in glycolysis. It catalyzes the irreversible committed step of converting fructose-6-phosphate to fructose-1,6-bisphosphate. Hexokinase and Pyruvate kinase also catalyze irreversible steps but PFK-1 is the key control point.

Answer

A. Hexokinase

Answer

C. Pyruvate kinase

Answer

D. Glucose-6-phosphatase

Question 6

Which statement accurately describes the negative inductive effect (–I)?‌​‍

Accepted Answer

Withdraws electrons through sigma bonds — Electronegative groups (–NO₂, –CN, –Cl) pull e⁻ density. ‌​‍+I: alkyl groups donate.

Answer

Only π

Answer

Hyperconjugation

Answer

Donates electrons

Question 7

Allegory:‌​‍

Accepted Answer

Story with deeper symbolic/moral meaning — E.g., Pilgrim's Progress, Animal Farm. ‌​‍Extended metaphor as narrative. Fables teach lesson.

Answer

Literal

Answer

Only dialogue

Answer

Description

Question 8

This is the place ___ I live. (suitable relative pronoun)

Accepted Answer

Where — 'Where' is used for places.

Answer

When

Answer

What

Answer

Who

Question 9

Aconcagua in:‌​‍

Accepted Answer

Andes (Argentina) — Highest outside Asia.‌​‍

Answer

Rockies

Answer

Alps

Answer

Himalayas

Question 10

What is the critical structural feature responsible for the antibacterial activity of penicillins and cephalosporins?

Accepted Answer

B. Beta-lactam ring — The strained beta-lactam ring is essential for the antibacterial activity of penicillins and cephalosporins. It is the site of action for inhibiting bacterial cell wall synthesis by binding to penicillin-binding proteins. Its hydrolysis by bacterial beta-lactamases leads to drug inactivation.

Answer

A. Thiazolidine ring

Answer

C. Carboxyl group

Answer

D. Amide side chain

Secretariat Assistant Mixed Practice Test #561