Plus 2 Lecturer Mixed Practice Test #901

Question 1

Beta-lactam antibiotics exert their bactericidal effect by inhibiting which bacterial enzyme?

Accepted Answer

C. Peptidoglycan transpeptidase (Penicillin-binding protein) — Beta-lactam antibiotics, such as penicillins and cephalosporins, inhibit peptidoglycan transpeptidase, also known as penicillin-binding proteins (PBPs), which are crucial for bacterial cell wall synthesis. DNA gyrase is targeted by fluoroquinolones, dihydrofolate reductase by trimethoprim, and the 50S ribosomal subunit by macrolides and chloramphenicol.

Answer

A. DNA gyrase

Answer

B. Dihydrofolate reductase

Answer

D. Ribosomal 50S subunit

Question 2

'He is ___ European.'

Accepted Answer

a — 'A' before consonant sound — European starts with /j/ sound.

Answer

an

Answer

the

Answer

no article

Question 3

Spices Board HQ:‌​‍

Accepted Answer

Kochi — Kochi.‌​‍

Answer

TVM

Answer

Kottayam

Answer

Kozhikode

Question 4

A research study is being conducted to evaluate the effectiveness of a new pain management protocol. Which of the following methods would best ensure the validity of the study results?

Accepted Answer

B. Randomizing participants to control and intervention groups. — Randomizing participants minimizes selection bias and ensures that both groups are comparable, increasing the validity of the results. While a large sample size (A) is beneficial, it does not address bias. Conducting the study in a single hospital (C) limits generalizability, and self-reported scores without validation (D) can introduce measurement bias.

Answer

A. Using a large sample size to increase statistical power.

Answer

C. Conducting the study in a single hospital to minimize variability.

Answer

D. Relying on self-reported pain scores without validation tools.

Question 5

Which inorganic compound is commonly used as an antacid and is also a constituent of toothpaste due to its mild abrasive and fluoride-releasing properties?

Accepted Answer

D. Sodium fluoride (NaF) — Sodium fluoride (NaF) is widely used in toothpastes and mouthwashes for its ability to remineralize enamel and prevent dental caries. While the other options are antacids, only NaF provides fluoride, essential for dental health.

Answer

A. Calcium carbonate (CaCO3)

Answer

B. Magnesium hydroxide (Mg(OH)2)

Answer

C. Sodium bicarbonate (NaHCO3)

Question 6

Ultrasound frequencies are:‌​‍

Accepted Answer

Above 20 kHz — Ultrasound >20,000 Hz — inaudible to humans; used in medicine, SONAR, cleaning.‌​‍

Answer

Above 1 GHz only

Answer

Between 20 Hz and 20,000 Hz

Answer

Below 20 Hz

Question 7

Synonym of SYCOPHANT:‌​‍

Accepted Answer

Flatterer — One who flatters for personal gain.‌​‍

Answer

Rival

Answer

Enemy

Answer

Critic

Question 8

pH of pure water:‌​‍

Accepted Answer

7 — pH 7 = neutral. Below 7 = acidic, above 7 = basic.‌​‍

Answer

5

Answer

6

Answer

8

Question 9

Which of the following is NOT a core component of the Integrated Management of Neonatal and Childhood Illness (IMNCI) strategy?

Accepted Answer

D. Providing advanced surgical interventions — The IMNCI strategy primarily focuses on improving the skills of health workers, strengthening the health system, and enhancing family and community practices for child health. Providing advanced surgical interventions falls outside the scope of IMNCI, which emphasizes integrated case management for common childhood illnesses at the primary healthcare level.

Answer

A. Improving the health system

Answer

B. Improving family and community practices

Answer

C. Improving the skills of health workers

Question 10

Ayyankali's organisation:‌​‍

Accepted Answer

Sadhu Jana Paripalana Sangham — Founded 1907.‌​‍

Answer

SNDP

Answer

NSS

Answer

Arya Samaj

Plus 2 Lecturer Mixed Practice Test #901