DCOA Mixed Practice Test #238

Question 1

Which part of the human brain is primarily responsible for maintaining posture, balance, and coordinating voluntary movements, ensuring smooth and precise actions?

Accepted Answer

C. Cerebellum — The cerebellum plays a vital role in motor control, coordinating muscle movements, maintaining balance, and regulating posture. The cerebrum is involved in higher-level functions, the brainstem controls vital involuntary functions, and the thalamus acts as a relay station for sensory information.

Answer

A. Cerebrum

Answer

B. Brainstem

Answer

D. Thalamus

Question 2

A tall, slender individual with a strong desire for cold drinks, burning pains that are ameliorated by cold applications, and a tendency to haemorrhage (e.g., nosebleeds) is afraid of thunderstorms. Which remedy is indicated?

Accepted Answer

B. Phosphorus — Phosphorus individuals are typically tall and slender, desire cold drinks, experience burning pains relieved by cold, have a haemorrhagic tendency, and are very sensitive, especially to thunderstorms. Arsenicum album has burning pains but desires warmth and is restless. Sulphur is warm-blooded and worse by heat, and Sanguinaria is known for right-sided headaches and burning palms/soles.

Answer

A. Arsenicum album

Answer

C. Sulphur

Answer

D. Sanguinaria

Question 3

Akash SAM exports:‌​‍

Accepted Answer

To Armenia — First export of Akash to Armenia.‌​‍

Answer

US

Answer

None

Answer

Cancelled

Question 4

A teacher notices that a student frequently interrupts peers during discussions. What is the most appropriate initial response to address this behavior?

Accepted Answer

C. Privately discuss the importance of active listening and provide a non-verbal cue (e.g., hand signal) for interruptions — Private discussions with non-verbal cues (C) foster respect and address the root cause without embarrassing the student. Public reprimands (A) can damage trust, ignoring (B) may reinforce the behavior, and leadership roles (D) are premature without addressing the immediate issue.

Answer

A. Publicly reprimand the student to set an example

Answer

B. Ignore the behavior initially to avoid escalating tension

Answer

D. Assign the student to a leadership role to channel their energy constructively

Question 5

Makaravilakku is associated with which temple?‌​‍

Accepted Answer

Sabarimala — Makaravilakku (Makara Jyothi) is observed at Sabarimala temple during the Makar Sankranti festival.‌​‍

Answer

Padmanabhaswamy

Answer

Guruvayur

Answer

Vaikom

Question 6

Name of rain water harvest programme organised by Kerala Government:‌​‍

Accepted Answer

Varsha — 'Varsha' — Kerala's rainwater harvesting programme.‌​‍

Answer

Anugraha

Answer

Harita

Answer

Jalanidhi

Question 7

The universal recipient blood group is:‌​‍

Accepted Answer

AB+ — AB+ has no anti-A, anti-B, or anti-Rh antibodies → can receive any group.‌​‍

Answer

A+

Answer

O−

Answer

O+

Question 8

James Watt is best known for improving the:‌​‍

Accepted Answer

Steam engine — James Watt's improvements to the steam engine (patented 1769) fuelled the Industrial Revolution.‌​‍

Answer

Cotton gin

Answer

Spinning Jenny

Answer

Power loom

Question 9

RBI Governor 2024-26:‌​‍

Accepted Answer

Both B and C — Shaktikanta Das till Dec 2024; Sanjay Malhotra after.‌​‍

Answer

Shaktikanta Das

Answer

Sanjay Malhotra

Answer

Urjit Patel

Question 10

Sedimentary rock example:‌​‍

Accepted Answer

Sandstone, shale, limestone — Deposition, compaction, cementation. ‌​‍Often layered. Contain fossils. ‌​‍Coal, oil found in sedimentary.

Answer

Granite

Answer

Marble

Answer

Gneiss

DCOA Mixed Practice Test #238