LDC Mixed Practice Test #438

Question 1

International Human Rights Day is observed on:

Accepted Answer

10 December — 10 December — anniversary of UDHR (1948).

Answer

26 January

Answer

1 May

Answer

24 October

Question 2

A high school student completes an assignment solely because it fulfills their personal interest in the subject, not for any external reward. This scenario best exemplifies which type of motivation?

Accepted Answer

A. Intrinsic motivation — Intrinsic motivation refers to engaging in an activity for its inherent satisfaction rather than external rewards. Extrinsic motivation (Option B) involves external incentives, amotivation (Option C) is a lack of motivation, and drive-reduction theory (Option D) pertains to biological needs.

Answer

B. Extrinsic motivation

Answer

C. Amotivation

Answer

D. Drive-reduction theory

Question 3

One Nation One Election committee headed by:‌​‍

Accepted Answer

Ram Nath Kovind — Former President Ram Nath Kovind headed the high-level committee.‌​‍

Answer

PM Modi

Answer

Election Commissioner

Answer

CJI

Question 4

If ROSE = 6821, SORE = ?

Accepted Answer

2861 — S=2,O=8,R=6,E=1 → 2861.

Answer

2168

Answer

1862

Answer

2181

Question 5

Most runs in WC 2023:‌​‍

Accepted Answer

Kohli — Virat Kohli — 765 runs, record.‌​‍

Answer

Shubman

Answer

Rohit

Answer

Head

Question 6

Who established the first printing press in Europe in the 15th century?

Accepted Answer

Johannes Gutenberg — Johannes Gutenberg set up the first movable-type press at Mainz (~1440).

Answer

William Caxton

Answer

Aldus Manutius

Answer

Nicolas Jenson

Question 7

Five consecutive odd numbers sum 45. Smallest:

Accepted Answer

5 — Sum = 5×middle = 45. Middle 9. Smallest 5.

Answer

7

Answer

9

Answer

3

Question 8

When preparing sterile intravenous admixtures in a laminar airflow workbench (LAFW), which of the following practices is crucial to maintain sterility?

Accepted Answer

C. Wiping down all surfaces with 70% isopropyl alcohol before and periodically during compounding. — Wiping surfaces with 70% isopropyl alcohol effectively disinfects the workspace, a critical step in maintaining an aseptic environment. Working at the front edge creates turbulence and placing non-sterile items downstream contaminates sterile items; blocking the HEPA filter compromises the airflow and filtration efficiency.

Answer

A. Working at the front edge of the LAFW to maximize air turbulence.

Answer

B. Placing non-sterile items downstream of sterile items in the airflow.

Answer

D. Blocking the HEPA filter with large items to prevent contamination.

Question 9

Total surface area of a cone = πr(r + l). For r=3, l=5:

Accepted Answer

24π — TSA = πr(r+l) = π·3·(3+5) = 24π.

Answer

15π

Answer

27π

Answer

45π

Question 10

The 'Swachh Bharat Mission (Gramin) Phase II' focuses on which of the following objectives?

Accepted Answer

B. Promoting solid and liquid waste management, and sustaining ODF status through behavior change. — Swachh Bharat Mission (Gramin) Phase II, launched in 2020, aims to sustain the Open Defecation Free (ODF) status achieved in Phase I by focusing on solid and liquid waste management, and promoting behavior change for safe sanitation practices. Option A is incorrect as ODF status was already achieved in most areas by 2019. Option C is incorrect as piped water supply is part of the Jal Jeevan Mission, not SBM Phase II. Option D is incorrect as community toilets in urban slums are addressed under urban components of Swachh Bharat Mission, not the rural phase.

Answer

A. Ensuring 100% open defecation-free (ODF) status in all rural areas by 2024.

Answer

C. Providing piped water supply to all rural households under the Jal Jeevan Mission.

Answer

D. Constructing community toilets in urban slums for migrant workers.

LDC Mixed Practice Test #438