LDC Mixed Practice Test #507

Question 1

A patient's arterial blood gas (ABG) results show a pH of 7.25 (normal: 7.35-7.45) and an elevated pCO2 of 60 mmHg (normal: 35-45 mmHg). These findings are consistent with which acid-base disturbance?

Accepted Answer

C. Respiratory acidosis — A pH below the normal range indicates acidosis. An elevated pCO2 (carbon dioxide, an acid) signifies a primary respiratory problem, as high CO2 levels lead to increased carbonic acid. Therefore, low pH and high pCO2 indicate respiratory acidosis, often caused by hypoventilation.

Answer

A. Metabolic acidosis

Answer

B. Respiratory alkalosis

Answer

D. Metabolic alkalosis

Question 2

The maximum duration of President's Rule (without Parliament approval) is:‌​‍

Accepted Answer

2 months — President's Rule lasts 2 months initially. ‌​‍Must be approved by Parliament within that time. Max 3 years.

Answer

1 month

Answer

6 months

Answer

1 year

Question 3

Volume of a hemisphere of radius r is:

Accepted Answer

(2/3)πr³ — Half of sphere volume: (1/2)(4/3)πr³ = (2/3)πr³.

Answer

(4/3)πr³

Answer

πr³

Answer

(1/3)πr³

Question 4

Fish production in Kerala mainly comes from:‌​‍

Accepted Answer

Both marine and freshwater — Kerala has significant marine (Arabian Sea coast) and freshwater (backwaters, rivers) fish production.‌​‍

Answer

Freshwater only

Answer

Marine only

Answer

Imported

Question 5

Sree Narayana Guru performed Shiva Prathishta (consecration) at:

Accepted Answer

Aruvippuram — Aruvippuram Prathishta in 1888 — revolutionary act against caste discrimination.

Answer

Sivagiri

Answer

Kalavancode

Answer

Varkala

Question 6

In which year was 'Bharat Ratna', India's highest civilian award, instituted?‌​‍

Accepted Answer

1954 — Bharat Ratna was instituted on 2 January 1954.‌​‍

Answer

1956

Answer

1952

Answer

1964

Question 7

Currency of Russia:‌​‍

Accepted Answer

Ruble — Russian Ruble. Capital = Moscow.‌​‍

Answer

Euro

Answer

Krone

Answer

Franc

Question 8

Homophones:

Accepted Answer

Same sound, different spelling/meaning — E.g., there/their/they're; pair/pear. Homographs: same spelling. Homonyms: same spelling and pronunciation.

Answer

Same spelling, different meaning

Answer

Rhyme only

Answer

Antonym

Question 9

Gandhi Jayanti is celebrated on:‌​‍

Accepted Answer

2 October — Gandhi Jayanti (Mahatma Gandhi's birthday) is on 2 October. ‌​‍It is also the International Day of Non-Violence (UN). 30 January = Martyrs' Day (assassination).

Answer

26 January

Answer

15 August

Answer

30 January

Question 10

Art 51A(k) — 11th Duty:

Accepted Answer

Educate children aged 6-14 — Added by 86th Amendment (2002).

Answer

Protect monuments

Answer

Defend country

Answer

Scientific temper

LDC Mixed Practice Test #507