LDC Mixed Practice Test #830

Question 1

What is the current trend of urbanization in India?‌​‍

Accepted Answer

Increasing (~35% urban in 2021 census projection) — Delhi, Mumbai, Bengaluru, Chennai, Hyderabad, Kolkata as megacities. ‌​‍Migration, slum growth, informal economy challenges.

Answer

Zero

Answer

100%

Answer

Declining

Question 2

Match: (1) B.R. ‌​‍Mehta Committee (2) Ashok Mehta Committee (3) PRIs (4) Article 243(I) — with (A) 73rd Amendment (B) Two tier (C) Central Finance Commission (D) Three Tier

Accepted Answer

1-D, 2-B, 3-A, 4-C — B.R. ‌​‍Mehta proposed three-tier; Ashok Mehta proposed two-tier; 73rd Amendment covered PRIs; Art 243(I) deals with Finance Commission.

Answer

1-B, 2-C, 3-A, 4-D

Answer

1-A, 2-B, 3-D, 4-C

Answer

1-D, 2-A, 3-C, 4-B

Question 3

The primary site for efficient gas exchange (oxygen and carbon dioxide) in the human respiratory system is the:

Accepted Answer

C. Alveoli — The alveoli are tiny air sacs within the lungs, characterized by their extremely thin walls and rich capillary network. This structure provides a large surface area for the efficient diffusion of oxygen into the blood and carbon dioxide out of the blood. The bronchioles, trachea, and larynx are primarily conducting airways and are not specialized for gas exchange.

Answer

A. Bronchioles

Answer

B. Trachea

Answer

D. Larynx

Question 4

One word: Exaggeration for effect:‌​‍

Accepted Answer

Hyperbole — Hyperbole.‌​‍

Answer

Simile

Answer

Irony

Answer

Alliteration

Question 5

Neerja Bhanot, posthumously honoured for her bravery, worked as a:

Accepted Answer

Air hostess / flight purser — Neerja Bhanot, senior flight purser on Pan Am 73 (1986), saved passengers before being shot by hijackers.

Answer

Pilot

Answer

Journalist

Answer

Doctor

Question 6

Who is the deciding authority for disqualification petitions under the Anti-Defection Law?

Accepted Answer

Speaker of Lok Sabha — The Speaker of Lok Sabha is the deciding authority for disqualification petitions under the Anti-Defection Law.

Answer

President

Answer

Vice-President

Answer

Chief Justice of India

Question 7

Where did Sree Narayana Guru consecrate the famous mirror at the temple instead of an idol?

Accepted Answer

Kalavancodu — At Kalavancodu (Karunagappally), Sree Narayana Guru installed a mirror (1927).

Answer

Sivagiri

Answer

Aluva

Answer

Vaikom

Question 8

The Temple Entry Proclamation of 1936 was issued by:

Accepted Answer

Chithira Thirunal Balarama Varma — Maharaja Sree Chithira Thirunal of Travancore signed the proclamation on 12 November 1936.

Answer

Swathi Thirunal

Answer

Marthanda Varma

Answer

Rama Varma IX

Question 9

The Bharathapuzha, often referred to as 'Nila', is Kerala's second-longest river and holds immense cultural significance. However, it faces severe ecological challenges, particularly a drastic reduction in water flow during the dry season. Which of the following human-induced factors is most directly responsible for exacerbating the dry season water scarcity and the associated increase in sand mining pressures in the river?

Accepted Answer

C. Excessive and unregulated sand mining from the riverbed, leading to deepening, loss of groundwater recharge, and lowering of the water table. — Excessive and unregulated sand mining is directly responsible for exacerbating dry season water scarcity in the Bharathapuzha. The removal of sand deepens the riverbed, detaching it from the surrounding water table, thereby reducing groundwater recharge and lowering the water table. This makes the river appear dry even when there is subsurface flow. While check dams (A) and deforestation (D) contribute to overall water stress, and pollution (B) affects water quality, sand mining directly impacts the river's physical structure and its ability to retain water during lean periods, making it the m

Answer

A. Construction of numerous check dams and barrages for irrigation in its upper reaches across both Kerala and Tamil Nadu.

Answer

B. Uncontrolled discharge of industrial and domestic waste into the river, leading to severe pollution.

Answer

D. Significant deforestation in the catchment area, reducing the capacity for water retention and percolation.

Question 10

According to Piaget's theory of cognitive development, a child who can mentally represent objects and events but cannot yet perform logical operations on them is in which stage?

Accepted Answer

B. Preoperational stage (2-7 years) — The preoperational stage (2-7 years) is characterized by symbolic thought and mental representation, but logical operations (e.g., conservation, seriation) are not yet mastered. The sensorimotor stage involves object permanence without mental representation, while concrete and formal operational stages involve logical thinking.

Answer

A. Sensorimotor stage (0-2 years)

Answer

C. Concrete operational stage (7-11 years)

Answer

D. Formal operational stage (12+ years)

LDC Mixed Practice Test #830