LGS Mixed Practice Test #677

Question 1

What is E. Sreedharan famously known as?‌​‍

Accepted Answer

Metro Man of India — 'Metro Man' — led Konkan Railway, Delhi Metro.‌​‍

Answer

Literature

Answer

Film

Answer

Politics

Question 2

'Open-source' software means:

Accepted Answer

Source code freely available and modifiable — Open-source licenses (GPL, MIT, Apache) allow inspection, modification, redistribution.

Answer

Expensive and closed

Answer

Only runs on Linux

Answer

Only for developers

Question 3

Kerala Varma Pazhassi Raja was a member of which royal family?‌​‍

Accepted Answer

Kottayam royal family — Pazhassi Raja belonged to the Kottayam royal family in Northern Malabar.‌​‍

Answer

Venad royal family

Answer

Zamorin of Calicut

Answer

Cochin royal family

Question 4

A patient is dehydrated, and their body is attempting to conserve water. Which part of the nephron is most significantly influenced by Antidiuretic Hormone (ADH) to increase water reabsorption and produce concentrated urine?

Accepted Answer

D. Collecting duct — The collecting duct is the primary site where ADH acts, increasing the permeability of its walls to water, thereby promoting water reabsorption back into the bloodstream and leading to the production of concentrated urine. Bowman's capsule is for filtration. The proximal convoluted tubule reabsorbs most filtered substances but is not regulated by ADH. The Loop of Henle establishes the medullary osmotic gradient, but ADH primarily acts on the collecting duct.

Answer

A. Bowman's capsule

Answer

B. Proximal convoluted tubule

Answer

C. Loop of Henle

Question 5

Wayanad formed:‌​‍

Accepted Answer

1980 — 1 November 1980 from Kozhikode-Kannur.‌​‍

Answer

1956

Answer

1990

Answer

1970

Question 6

Coir is made from:‌​‍

Accepted Answer

Coconut husk — Coconut fibre from husk.‌​‍

Answer

Cotton

Answer

Banana

Answer

Jute

Question 7

The Temple Entry Proclamation of Sri Chithira Thirunal was declared on:‌​‍

Accepted Answer

1 November 1932 — Travancore Temple Entry Proclamation issued 12 November 1936. ‌​‍Most listed as 1 November 1936 in PSC keys (option A). Verifying — proclamation date 12 Nov 1936; PSC commonly accepts 'November 1936' option (A) or (C) per source. ‌​‍Standard: 1 November 1936 (A).

Answer

1 January 1936

Answer

1 November 1936

Answer

1 October 1936

Question 8

Hepatic portal vein carries blood from:

Accepted Answer

Digestive organs to liver — Unique system between two capillary beds. Nutrients processed by liver before reaching systemic circulation.

Answer

Lungs to heart

Answer

Liver to heart

Answer

Kidney to heart

Question 9

Chronological order of Cold War events: (i) Marshall Plan (ii) Cominform (iii) Truman Doctrine (iv) Berlin Blockade & Airlift

Accepted Answer

(iii), (i), (ii), (iv) — Truman Doctrine Mar 1947 → Marshall Plan Jun 1947 → Cominform Sep 1947 → Berlin Blockade Jun 1948.

Answer

(i), (ii), (iii), (iv)

Answer

(i), (ii), (iv), (iii)

Answer

(iii), (i), (iv), (ii)

Question 10

Acid rain cause:‌​‍

Accepted Answer

SO2, NOx emissions — Sulfur and nitrogen oxides.‌​‍

Answer

CO2

Answer

Methane

Answer

Ozone

LGS Mixed Practice Test #677