Plus 2 Lecturer Mixed Practice Test #508

Question 1

A laboratory report describes a bacterial pathogen as "Gram-positive cocci in clusters." Based on this description, what is the fundamental shape of these bacteria?

Accepted Answer

B. Spherical or ovoid — The term "cocci" refers to bacteria that are spherical or ovoid in shape. "Bacilli" describes rod-shaped bacteria, "spirilla" are spiral-shaped, and "vibrios" are comma-shaped. Understanding bacterial morphology is crucial for initial identification and diagnosis.

Answer

A. Rod-shaped

Answer

C. Spiral-shaped

Answer

D. Comma-shaped

Question 2

Synonym of ELOQUENT:‌​‍

Accepted Answer

Articulate — Fluent in speech.‌​‍

Answer

Quiet

Answer

Slow

Answer

Mute

Question 3

Thyroxine is secreted by:‌​‍

Accepted Answer

Thyroid gland — Thyroxine (T4) regulates metabolism; iodine-dependent.‌​‍

Answer

Adrenal medulla

Answer

Pituitary

Answer

Pancreas

Question 4

The founder of N.S.S. (Nair Service Society) in Kerala was:

Accepted Answer

Mannathu Padmanabhan — Mannathu Padmanabhan founded NSS in 1914.

Answer

Sree Narayana Guru

Answer

Vagbhatananda

Answer

Ayyankali

Question 5

Aditya-L1 reached its final orbit around L1 Lagrange point in:‌​‍

Accepted Answer

January 2024 — Aditya-L1 was successfully inserted into its halo orbit around the L1 point on 6 January 2024.‌​‍

Answer

June 2024

Answer

March 2024

Answer

September 2023

Question 6

Which mode of transmission is most commonly associated with the spread of healthcare-associated infections (HAIs) within a hospital setting?

Accepted Answer

C. Direct contact, primarily through healthcare workers' hands. — Direct contact, particularly via the unwashed hands of healthcare workers, is the most frequent mode of transmission for healthcare-associated infections. While other modes like airborne or vehicle-borne can occur, they are less common than direct contact in the overall epidemiology of HAIs. Vector-borne transmission is generally not a significant mode for HAIs in modern hospitals.

Answer

A. Airborne transmission of droplets containing pathogens.

Answer

B. Vector-borne transmission via insects.

Answer

D. Vehicle-borne transmission through contaminated food or water.

Question 7

The Travancore-Cochin state, merging the two princely states, came into being on:

Accepted Answer

1 July 1949 — Travancore and Cochin merged to form Travancore-Cochin on 1 July 1949; it became Kerala in 1956.

Answer

15 August 1947

Answer

26 January 1950

Answer

1 November 1956

Question 8

Which of the following is a key characteristic of formative assessment in education?

Accepted Answer

B. It focuses on providing ongoing feedback to improve learning and teaching. — Formative assessment emphasizes continuous feedback and improvement during the learning process, unlike summative assessment which evaluates at the end. Options A, C, and D describe features of summative assessment or unrelated processes.

Answer

A. It is conducted only at the end of a course to evaluate overall learning.

Answer

C. It assigns a single grade to summarize student performance.

Answer

D. It is used exclusively for administrative decisions like promotions.

Question 9

Pandit Karuppan:‌​‍

Accepted Answer

Backward class reformer — Social reform in Ernakulam.‌​‍

Answer

Actor

Answer

Poet

Answer

Priest

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

Plus 2 Lecturer Mixed Practice Test #508