DCOA Mixed Practice Test #209

Question 1

Which of the following measures is most effective in addressing the issue of structural unemployment in Kerala, particularly among educated youth?

Accepted Answer

B. Expanding vocational training programs aligned with industry demand and local economic sectors — Vocational training programs aligned with industry demand (Option B) directly address structural unemployment by equipping educated youth with skills that match market needs, unlike financial assistance (Option C) which provides temporary relief without skill enhancement. Caste-based quotas (Option A) may address representation but do not resolve skill mismatches, while encouraging migration (Option D) does not resolve unemployment within Kerala.

Answer

A. Increasing the number of government job reservations through caste-based quotas

Answer

C. Providing monthly financial assistance to unemployed graduates without skill development

Answer

D. Encouraging migration of skilled workers to other states or countries without interventions

Question 2

Which is known for the Bharateshwara Temple in Kerala?‌​‍

Accepted Answer

Irinjalakuda — Koodalmanikyam Temple at Irinjalakuda is the only temple dedicated to Bharata.‌​‍

Answer

Thirunelli

Answer

Attingal

Answer

Payyanur

Question 3

Charles Darwin's theory of evolution is based on:‌​‍

Accepted Answer

Natural selection — Darwin's 'On the Origin of Species' (1859): species evolve via natural selection of heritable traits.‌​‍

Answer

Lamarckism

Answer

Spontaneous generation

Answer

Catastrophism

Question 4

The concentration term 'molality' is defined as moles of solute per:

Accepted Answer

Kilogram of solvent — m = moles of solute / kg of solvent; temperature-independent.

Answer

Litre of solution

Answer

Litre of solvent

Answer

Mole of solvent

Question 5

After students have experimented with different types of levers and identified patterns in their functioning (Explore stage), the teacher then introduces the terms 'fulcrum,' 'effort,' and 'load,' and provides a formal definition of a lever. This transition marks the beginning of which stage in the 5E model?

Accepted Answer

C. Explain — The Explain stage follows the Explore stage, where the teacher formally introduces concepts, vocabulary, and provides explanations for the phenomena students observed and investigated. Elaborate involves applying these new concepts to novel situations, while Engage is at the beginning, and Evaluate is for assessing understanding.

Answer

A. Engage

Answer

B. Elaborate

Answer

D. Evaluate

Question 6

CAG described in:‌​‍

Accepted Answer

Art 148 — Article 148 — Guardian of Public Purse.‌​‍

Answer

Art 76

Answer

Art 280

Answer

Art 324

Question 7

In a nuclear reactor, what is the primary purpose of the moderator?

Accepted Answer

B. To slow down fast neutrons to thermal energies for sustained chain reactions. — The moderator in a nuclear reactor slows down fast neutrons (released during fission) to thermal energies, which increases the likelihood of further fission reactions and sustains the chain reaction. Option A describes the role of control rods, not the moderator. Option C refers to shielding, typically handled by the reactor's biological shield. Option D pertains to energy conversion, which is the function of the turbine and generator system.

Answer

A. To absorb excess neutrons and control the reaction rate.

Answer

C. To shield workers from radiation emitted during fission.

Answer

D. To convert thermal energy into electrical energy via turbines.

Question 8

A young woman presents with a history of recent grief. She exhibits paradoxical symptoms, such as a sore throat better by swallowing solids than liquids, and a spasmodic cough that is worse the more she coughs. She is prone to sighing and sudden mood changes. Which remedy is indicated?

Accepted Answer

A. Ignatia amara — Ignatia amara is the key remedy for complaints arising from grief, characterized by paradoxical symptoms (like sore throat better swallowing solids), spasmodic cough, frequent sighing, and sudden mood changes. Natrum muriaticum is also for grief but with a more reserved and silent nature, Staphysagria for suppressed anger, and Lachesis for left-sided complaints and loquacity.

Answer

B. Natrum muriaticum

Answer

C. Staphysagria

Answer

D. Lachesis

Question 9

Ambalavayal Heritage Museum in Wayanad preserves:

Accepted Answer

Tribal artefacts and megaliths — Ambalavayal Heritage Museum in Wayanad preserves tribal artefacts, megalithic remains, and tools from the Stone Age.

Answer

Portuguese artefacts

Answer

Jewish antiquities

Answer

Muslim manuscripts

Question 10

Dialysis replaces function of:‌​‍

Accepted Answer

Kidney — Artificial kidney filtration.‌​‍

Answer

Heart

Answer

Lung

Answer

Liver

DCOA Mixed Practice Test #209