LGS Mixed Practice Test #71

Question 1

DNA vs RNA — sugar difference:‌​‍

Accepted Answer

DNA: deoxyribose; RNA: ribose (extra OH at 2') — Also: DNA has T (thymine); RNA has U (uracil). ‌​‍DNA double-stranded; RNA single-stranded (usually).

Answer

RNA has fructose

Answer

DNA has glucose

Answer

Same

Question 2

The Truman Doctrine (1947) committed USA to:‌​‍

Accepted Answer

Containing Soviet expansion + supporting free peoples — President Harry Truman announced US policy of containment (Mar 1947). ‌​‍Aid to Greece, Turkey against communist threats.

Answer

Disarmament

Answer

Isolationism

Answer

Colonial policy

Question 3

Peace has two conceptions:‌​‍

Accepted Answer

Negative peace (absence of war) and Positive peace (absence of violence + justice) — Johan Galtung: negative peace = absence of direct violence; positive peace = absence of structural violence + social justice.‌​‍

Answer

Domestic and international

Answer

Military and diplomatic

Answer

Temporary and permanent

Question 4

The first life forms on Earth appeared approximately:

Accepted Answer

3.5–4 billion years ago — Oldest known microbial fossils are ~3.5–3.7 billion years old.

Answer

10 million years ago

Answer

500 million years ago

Answer

1 billion years ago

Question 5

Kerala's unique panchayat reform:

Accepted Answer

People's Planning Campaign — People's Planning Campaign 1996.

Answer

Digital

Answer

Industrial

Answer

Green

Question 6

NEP replaces:‌​‍

Accepted Answer

10+2 system — New 5+3+3+4 age-based structure.‌​‍

Answer

Semester system

Answer

Nothing

Answer

IIT system

Question 7

Deviance, per sociological view, is:

Accepted Answer

Behaviour that violates social norms of a group (definition varies by context) — Deviance is socially defined — what's deviant varies by culture, time, group. Labelling theory (Becker): deviance is created by society labelling someone as deviant.

Answer

Inherently bad

Answer

Only crime

Answer

Only religion

Question 8

G. S. Ghurye is known as:‌​‍

Accepted Answer

Father of Indian Sociology — Govind Sadashiv Ghurye (1893-1983) — pioneer of Indian sociology. ‌​‍His 'Caste and Race in India' (1932) is foundational.

Answer

Father of Economics

Answer

Father of Linguistics

Answer

Father of Psychology

Question 9

Which district recorded the highest temperature of 40 degrees C in Kerala in April 2026?‌​‍

Accepted Answer

Palakkad — Palakkad recorded 40 degrees C near Malampuzha Dam area, the highest in the state.‌​‍

Answer

Thrissur

Answer

Kozhikode

Answer

Kollam

Question 10

Ernakulam as district since:‌​‍

Accepted Answer

1958 — 1958.‌​‍

Answer

1970

Answer

1956

Answer

1947

LGS Mixed Practice Test #71