LGS Mixed Practice Test #274

Question 1

Doppler effect observed frequency when source approaches stationary observer:‌​‍

Accepted Answer

Higher than actual — f' = f(v/(v - v_s)) for approaching source. ‌​‍Used in radar, astronomy (redshift).

Answer

Same

Answer

Lower

Answer

Zero

Question 2

Emile Durkheim's pioneering sociological study on the social causes of suicide was published in:‌​‍

Accepted Answer

1897 — Durkheim's 'Suicide' (1897) demonstrated that suicide rates reflect social forces, not just personal choice.‌​‍

Answer

1907

Answer

1867

Answer

1917

Question 3

Art 14:‌​‍

Accepted Answer

Equality before law — Equality before law + equal protection of laws.‌​‍

Answer

Freedom of speech

Answer

Right to life

Answer

Constitutional remedies

Question 4

Net ATP from glucose (aerobic):‌​‍

Accepted Answer

30-32 — 30-32 ATP (modern estimates).‌​‍

Answer

36-38

Answer

100

Answer

2

Question 5

Most abundant element in crust:‌​‍

Accepted Answer

Oxygen — Oxygen (~46%).‌​‍

Answer

Silicon

Answer

Iron

Answer

Aluminium

Question 6

Paris 2024 Olympics duration:‌​‍

Accepted Answer

26 July - 11 Aug — 26 July to 11 August 2024.‌​‍

Answer

August only

Answer

Sept

Answer

July only

Question 7

What is the primary difference in the approach to error correction between the Audio-Lingual Method (ALM) and Communicative Language Teaching (CLT)?

Accepted Answer

A. ALM emphasizes immediate and direct error correction, while CLT prioritizes fluency over immediate correction. — ALM, rooted in behaviorism, emphasizes immediate and direct correction of errors to prevent the formation of 'bad habits' and ensure accuracy. In contrast, CLT often tolerates errors that do not impede communication, prioritizing fluency and meaning-making, and often uses delayed or indirect correction to avoid disrupting the communication flow. Options B, C, and D misrepresent the core principles of both methods.

Answer

B. ALM encourages peer correction, while CLT relies solely on teacher correction.

Answer

C. ALM focuses on correcting content errors, while CLT corrects only grammatical errors.

Answer

D. ALM ignores errors to build confidence, while CLT corrects every mistake rigorously.

Question 8

A Block Resource Centre (BRC) in Kerala identifies a significant number of out-of-school children in its area and plans to initiate special training programs to mainstream them into regular schools. This initiative aligns most directly with the objectives of which of the following educational programs?

Accepted Answer

B. Sarva Shiksha Abhiyan (SSA) — Sarva Shiksha Abhiyan (SSA) is a flagship program aimed at achieving universal elementary education, with a significant focus on identifying and mainstreaming out-of-school children through special training, bridge courses, and other interventions. RMSA focuses on secondary education, NCERT is a national academic body, and KSLMA deals with adult literacy, making SSA the most appropriate program for this initiative.

Answer

A. Rashtriya Madhyamik Shiksha Abhiyan (RMSA)

Answer

C. National Council of Educational Research and Training (NCERT)

Answer

D. Kerala State Literacy Mission Authority (KSLMA)

Question 9

An antacid like magnesium hydroxide neutralises excess stomach acid by:‌​‍

Accepted Answer

Acid-base neutralisation — Mg(OH)₂ + 2HCl → MgCl₂ + 2H₂O (neutralising HCl in stomach).‌​‍

Answer

Oxidation

Answer

Reduction

Answer

Combustion

Question 10

Most abundant gas in atmosphere:‌​‍

Accepted Answer

Nitrogen — Nitrogen — 78% of Earth's atmosphere.‌​‍

Answer

Carbon dioxide

Answer

Argon

Answer

Oxygen

LGS Mixed Practice Test #274