LDC Mixed Practice Test #86

Question 1

The sum of first n even natural numbers is:

Accepted Answer

n(n+1) — 2+4+6+...+2n = 2·(1+2+...+n) = 2·n(n+1)/2 = n(n+1).

Answer

n²

Answer

(n+1)/2

Answer

n·n/2

Question 2

Which Kerala-based social reformer and freedom fighter is known for his association with the Vaikom Satyagraha (1924-25) and later founded the 'Sree Narayana Dharma Paripalana Yogam' (SNDP) to promote education and temple entry rights?

Accepted Answer

A. Ayyankali — Ayyankali, a Dalit leader, was a key figure in the Vaikom Satyagraha and later founded SNDP to advocate for temple entry and education for depressed classes. Option B was a social reformer but not directly linked to SNDP; C and D were prominent in the freedom struggle but not founders of SNDP.

Answer

B. Chattampi Swamikal

Answer

C. K. Kelappan

Answer

D. Mannathu Padmanabhan

Question 3

Prob of exactly one head in 2 coin tosses:

Accepted Answer

1/2 — HT or TH: 2/4=1/2.

Answer

1/4

Answer

3/4

Answer

1/3

Question 4

Kochi Water Metro launched:‌​‍

Accepted Answer

2023 — 25 April 2023 — first Water Metro in India.‌​‍

Answer

2024

Answer

2025

Answer

2022

Question 5

India's 'Neighbourhood First' policy, initiated to strengthen ties with its immediate neighbours, is characterized by a multi-faceted approach. Which of the following statements best encapsulates the core strategic rationale and operational pillars of this policy?

Accepted Answer

C. Seeks to foster mutual prosperity, regional stability, and enhanced connectivity through development cooperation, capacity building, and people-to-people exchanges, thereby safeguarding India's strategic interests. — Option C accurately reflects the comprehensive nature of India's 'Neighbourhood First' policy, which emphasizes shared growth, regional stability, and soft power initiatives like connectivity and capacity building to secure India's strategic interests. Option A misrepresents the policy as one of military dominance rather than cooperation. Option B is contrary to the policy's spirit of engagement and collaboration. Option D incorrectly suggests that dispute resolution is a prerequisite for engagement, whereas the policy often aims to build trust and cooperation even amidst existing disagreement

Answer

A. Primarily focuses on establishing India's military hegemony in the region to counter external influences and ensure exclusive access to resources.

Answer

B. Aims to isolate non-compliant neighbours through economic sanctions and diplomatic pressure until they align with India's foreign policy objectives.

Answer

D. Prioritizes the resolution of all bilateral territorial disputes as a prerequisite for any significant economic or strategic collaboration with neighbouring states.

Question 6

International Yoga Day:‌​‍

Accepted Answer

21 Jun — 21 June (declared by UN in 2014).‌​‍

Answer

5 Jun

Answer

21 Mar

Answer

2 Oct

Question 7

The abbreviation 'etc.' stands for:

Accepted Answer

et cetera (Latin: and the rest) — et cetera = 'and the others' in Latin.

Answer

English translation (classical)

Answer

electronic cart

Answer

et. cetera correct

Question 8

The southwest monsoon in Kerala typically arrives in which of the following months, marking the beginning of the rainy season in the state?

Accepted Answer

B. May — The southwest monsoon usually arrives in Kerala in the first week of June, signaling the onset of the rainy season. While pre-monsoon showers occur in May, the sustained monsoon rains begin in June. April is generally dry, and July marks the peak of the monsoon rather than its arrival.

Answer

A. April

Answer

C. June

Answer

D. July

Question 9

What is the primary objective of employing various teaching aids, including both traditional and ICT-based tools, in a typical classroom setting?

Accepted Answer

B. To make the learning process more effective, engaging, and concrete for students. — The fundamental purpose of teaching aids is to enhance the learning experience by making abstract concepts more tangible, stimulating student interest, and accommodating different learning styles. While they can support the teacher, their main goal is to improve student comprehension and retention, not merely to entertain or reduce teacher workload.

Answer

A. To minimize the amount of verbal explanation required from the teacher.

Answer

C. To primarily entertain students and prevent boredom during lessons.

Answer

D. To reduce the overall preparation time for the teacher before each class.

Question 10

As per the recent Kerala Public Health Policy 2023, which of the following is a KEY focus area for reducing non-communicable diseases (NCDs) in the state?

Accepted Answer

B. Expansion of screening and early detection programmes for diabetes, hypertension, and cancer — The Kerala Public Health Policy 2023 emphasizes expansion of screening and early detection programmes for NCDs like diabetes, hypertension, and cancer as a key strategy. While yoga promotion (A) and lifestyle interventions (C, D) are part of broader health policies, the primary focus for NCD reduction is systematic screening and early detection, aligning with WHO and national guidelines.

Answer

A. Mandatory yoga classes in all schools and colleges

Answer

C. Complete ban on the sale of processed foods high in sugar and salt in urban areas

Answer

D. Provision of free gym memberships to all citizens above 30 years

LDC Mixed Practice Test #86