LDC Mixed Practice Test #977

Question 1

Differential equation order:‌​‍

Accepted Answer

Highest derivative order — Order: highest derivative. ‌​‍Degree: power of highest derivative (after rationalizing).

Answer

Sum of all derivatives

Answer

Degree of highest derivative

Answer

Always 1

Question 2

Change to reported speech: Ram said, 'I have finished my work.'

Accepted Answer

Ram said that he had finished his work — Present perfect → past perfect; 'I' → 'he'; 'my' → 'his'.

Answer

Ram said he has finished his work

Answer

Ram said I have finished my work

Answer

Ram says he had finished his work

Question 3

The 'Aruvippuram Installation' (Aruvippuram Pratishta) of 1888, which challenged caste hierarchy by consecrating a Shiva idol without Brahmin priests, was led by which social reformer?

Accepted Answer

A. Sree Narayana Guru — Sree Narayana Guru performed the Aruvippuram Installation in 1888, symbolically rejecting caste-based priesthood by installing a Shiva idol without Brahmin intermediaries. Kumaran Asan was a poet and disciple of Narayana Guru but not involved in this act. Mannathu Padmanabhan was associated with the Nair Service Society, and Dr. Palpu was a physician and reformer, neither involved in this specific event.

Answer

B. Kumaran Asan

Answer

C. Mannathu Padmanabhan

Answer

D. Dr. Palpu

Question 4

When did the Kerala gold smuggling case occur?‌​‍

Accepted Answer

2020 — 2020 UAE consulate case.‌​‍

Answer

2018

Answer

2019

Answer

2022

Question 5

First CJI:

Accepted Answer

H.J. Kania — H.J. Kania (1950-51).

Answer

M. Patanjali Sastri

Answer

Hidayatullah

Answer

Gajendragadkar

Question 6

Which of the following statements best highlights a key difference between Jean Piaget's and Lev Vygotsky's theories of cognitive development?

Accepted Answer

C. Piaget viewed cognitive development as a series of universal, invariant stages, while Vygotsky stressed the influence of culture and social context. — Piaget's theory posits universal stages of development driven by individual interaction with the environment. In contrast, Vygotsky emphasized that cognitive development is largely a sociocultural process, shaped by interactions with more knowledgeable others and cultural tools like language. Option A reverses their emphasis, and Option D is incorrect as Piaget believed development precedes learning, while Vygotsky argued learning drives development within the ZPD.

Answer

A. Piaget emphasized the role of social interaction, while Vygotsky focused on individual exploration.

Answer

B. Vygotsky believed language primarily develops after thought, whereas Piaget saw them as interdependent from the start.

Answer

D. Both theorists agreed that learning always precedes development.

Question 7

Synonym of 'hazardous':

Accepted Answer

Dangerous — Hazardous = dangerous, perilous, risky.

Answer

Safe

Answer

Calm

Answer

Easy

Question 8

The national bird of India is:‌​‍

Accepted Answer

Peacock — The Indian Peacock is the national bird, designated in 1963.‌​‍

Answer

Parrot

Answer

Eagle

Answer

Sparrow

Question 9

Scurvy = deficiency of:‌​‍

Accepted Answer

C — Vitamin C.‌​‍

Answer

A

Answer

B

Answer

D

Question 10

Modi's US state visit:‌​‍

Accepted Answer

June 2023 — State visit June 2023.‌​‍

Answer

2020

Answer

2019

Answer

2024

LDC Mixed Practice Test #977