DCOA Mixed Practice Test #783

Question 1

Budget 2024 focus:‌​‍

Accepted Answer

Employment, MSME, middle class, Bihar/Andhra — Multiple priorities.‌​‍

Answer

Only employment

Answer

Only rural

Answer

Only MSME

Question 2

Who wrote 'The Social Contract' (1762)?‌​‍

Accepted Answer

Rousseau — Rousseau's 'Du Contrat Social' argued sovereignty rests with the people.‌​‍

Answer

John Locke

Answer

Montesquieu

Answer

Voltaire

Question 3

Which of the following structures is primarily responsible for the regulation of body temperature?

Accepted Answer

A. Hypothalamus — The hypothalamus acts as the body's thermostat by detecting changes in body temperature and initiating responses to maintain homeostasis. The pituitary gland regulates hormones, the thyroid controls metabolism, and the adrenal gland manages stress responses, none of which directly regulate temperature.

Answer

B. Pituitary gland

Answer

C. Thyroid gland

Answer

D. Adrenal gland

Question 4

Kerala Karshaka Pension:

Accepted Answer

Farmer pension — Farmer welfare.

Answer

General

Answer

Widow

Answer

Disability

Question 5

Which of the following is a tertiary alcohol?

Accepted Answer

(CH₃)₃COH — Tertiary alcohol has OH on C attached to 3 other carbons: t-butanol (CH₃)₃COH.

Answer

CH₃CH₂OH

Answer

(CH₃)₂CHOH

Answer

HCHO

Question 6

Suez Canal length:‌​‍

Accepted Answer

193 km — Approximately 193 km.‌​‍

Answer

100 km

Answer

300 km

Answer

500 km

Question 7

The correct scientific name for a 'shooting star' is:‌​‍

Accepted Answer

Meteor — A meteor is a streak of light caused by a meteoroid burning in the atmosphere.‌​‍

Answer

Asteroid

Answer

Comet

Answer

Meteorite

Question 8

A patient diagnosed with schizophrenia exhibits flat affect, alogia, and avolition. These symptoms are primarily categorized as:

Accepted Answer

B. Negative symptoms — Negative symptoms of schizophrenia involve a loss or decrease in normal functions and behaviors, such as flat affect (lack of emotional expression), alogia (poverty of speech), and avolition (lack of motivation). Positive symptoms, in contrast, are an excess or distortion of normal functions, like hallucinations and delusions.

Answer

A. Positive symptoms

Answer

C. Cognitive symptoms

Answer

D. Affective symptoms

Question 9

When resistors are connected in series, the total resistance is:‌​‍

Accepted Answer

Sum of resistances — Series: R = R₁ + R₂ + R₃ + … (same current through each).‌​‍

Answer

Reciprocal of sum

Answer

Average

Answer

Product over sum

Question 10

The ancient university of Takshashila was in:‌​‍

Accepted Answer

Gandhara (NW India/Pakistan) — Takshashila (Taxila) was in Gandhara (modern-day Pakistan). ‌​‍It was one of the earliest centres of learning.

Answer

Bihar

Answer

UP

Answer

Tamil Nadu

DCOA Mixed Practice Test #783