LDC Mixed Practice Test #412

Question 1

Kerala Budget presented by:

Accepted Answer

Finance Minister — FM presents state budget.

Answer

CM

Answer

Governor

Answer

President

Question 2

Barium sulfate is commonly used as a contrast agent in gastrointestinal imaging. Its suitability for this purpose is primarily due to its:

Accepted Answer

C. High atomic number and insolubility, making it opaque to X-rays and non-absorbable. — Barium sulfate is effective as a GI contrast agent because its high atomic number provides good X-ray attenuation (opacity), and its extreme insolubility prevents systemic absorption, thus minimizing toxicity and making it safe for oral or rectal administration. High solubility would lead to absorption and toxicity, it does not emit gamma radiation, and its primary role is not anti-inflammatory.

Answer

A. High solubility in water, allowing for easy absorption.

Answer

B. Ability to emit gamma radiation for detection.

Answer

D. Potent anti-inflammatory properties that reduce gut irritation.

Question 3

A microbiology lab technician is preparing to culture a bacterial specimen that is suspected to be an obligate anaerobe. What specific condition is essential for the successful growth of this type of microorganism?

Accepted Answer

B. Absence of oxygen — Obligate anaerobes are microorganisms that cannot grow in the presence of oxygen and may even be harmed by it. Therefore, an essential condition for their successful culture is the complete absence of oxygen. High oxygen concentration would inhibit their growth. While carbon dioxide can be important for some bacteria, it's not the defining factor for obligate anaerobes. Room temperature incubation is a general condition and not specific to the oxygen requirement of anaerobes.

Answer

A. High oxygen concentration

Answer

C. Presence of carbon dioxide only

Answer

D. Room temperature incubation

Question 4

Pathanamthitta known for:

Accepted Answer

Sabarimala — Sabarimala temple. Newest district (1982).

Answer

Backwaters

Answer

Theyyam

Answer

Pooram

Question 5

Who founded Advaita Ashram at Aluva?

Accepted Answer

Sree Narayana Guru — Sree Narayana Guru founded Advaita Ashram at Aluva in 1913.

Answer

Sankaracharya

Answer

Chattampi Swamikal

Answer

Swami Chinmayananda

Question 6

COVID Vaccine drive started in India on:‌​‍

Accepted Answer

16 January 2021 — PM Modi launched India's COVID-19 vaccination programme on 16 January 2021.‌​‍

Answer

17 January 2021

Answer

15 January 2021

Answer

14 January 2021

Question 7

The voting age in India was reduced from 21 to 18 by which Constitutional Amendment?‌​‍

Accepted Answer

61st — The 61st Constitutional Amendment (1988) reduced the voting age from 21 to 18.‌​‍

Answer

42nd

Answer

44th

Answer

73rd

Question 8

First Indian Navy Chief:‌​‍

Accepted Answer

R.D. Katari — Adm R.D. Katari (1958).‌​‍

Answer

Krishnan

Answer

Saran

Answer

Nanda

Question 9

Which of the following antibiotics is most likely to cause a disulfiram-like reaction when consumed with alcohol?

Accepted Answer

B. Metronidazole — Metronidazole inhibits aldehyde dehydrogenase, leading to accumulation of acetaldehyde when alcohol is consumed, causing flushing, nausea, and tachycardia (disulfiram-like reaction). The other options do not typically cause this interaction.

Answer

A. Ciprofloxacin

Answer

C. Amoxicillin

Answer

D. Doxycycline

Question 10

Sree Narayana Guru's famous saying 'Oru Jathi, Oru Matham, Oru Daivam Manushyanu' means:‌​‍

Accepted Answer

One Caste, One Religion, One God for Mankind — Sree Narayana Guru proclaimed 'One Caste, One Religion, One God for Mankind' — a radical message of social equality and anti-caste activism.‌​‍

Answer

One Nation, One Tax, One Market

Answer

One Language, One Country, One Flag

Answer

One Earth, One Family, One Future

LDC Mixed Practice Test #412