DCOA Mixed Practice Test #260

Question 1

An adolescent is known for making impulsive decisions and engaging in risky behaviors without fully considering the long-term consequences. From a neurodevelopmental perspective, this tendency is often attributed to the continued maturation of which part of the brain during adolescence?

Accepted Answer

C. Prefrontal cortex — The prefrontal cortex, responsible for executive functions like planning, impulse control, and risk assessment, undergoes significant maturation throughout adolescence, making teenagers more prone to impulsive and risky behaviors before it is fully developed. While the amygdala is involved in emotions, its *full maturation* is not the primary reason for this characteristic impulsivity.

Answer

A. Cerebellum

Answer

B. Brainstem

Answer

D. Amygdala (fully mature)

Question 2

Long-term use of proton pump inhibitors (PPIs) like omeprazole has been associated with an increased risk of which of the following conditions?

Accepted Answer

B. Osteoporosis — Long-term use of PPIs can reduce gastric acid secretion, which may impair the absorption of calcium and magnesium. This can lead to an increased risk of osteoporosis and bone fractures, particularly in older adults. Other long-term concerns include increased risk of C. difficile infection and vitamin B12 deficiency.

Answer

A. Hypertension

Answer

C. Type 2 Diabetes Mellitus

Answer

D. Glaucoma

Question 3

In the Kerala Model of Development, which sector has played a crucial role in achieving high literacy rates and reducing infant mortality?

Accepted Answer

B. Decentralized governance and participatory planning through local self-governments (Panchayats) — Kerala's success in social development is attributed to decentralized governance and people's participation, empowering local bodies to implement programmes effectively. Option B is correct as Panchayati Raj institutions have been instrumental in grassroots planning. Options A, C, and D are incorrect as private sector dominance, industrial focus, or rigid centralization do not align with Kerala's approach.

Answer

A. Private sector initiatives in education and healthcare

Answer

C. Heavy state investment in large-scale industries

Answer

D. Centralized national programmes without state-level modifications

Question 4

Sree Narayana Dharma Paripalana Yogam:

Accepted Answer

SNDP — Organization founded by Sree Narayana Guru.

Answer

Kudumbashree

Answer

Sabha

Answer

Akademi

Question 5

The slogan 'One Caste, One Religion, One God for Man' is associated with:

Accepted Answer

Sree Narayana Guru — Sree Narayana Guru coined 'Oru Jati, Oru Matham, Oru Daivam Manushyanu'.

Answer

Chattambi Swamikal

Answer

Ayyankali

Answer

Vaikunda Swami

Question 6

Kohlberg's moral development stages:‌​‍

Accepted Answer

Preconventional, Conventional, Postconventional (3 levels, 6 stages) — Based on Heinz dilemma. ‌​‍Criticised by Carol Gilligan for gender bias (ethics of care in women).

Answer

5

Answer

Only 2

Answer

Only preconventional

Question 7

A key emphasis of the NEP 2020 is promoting multidisciplinary education and flexibility for students. Which of the following mechanisms is explicitly proposed to facilitate this in higher education?

Accepted Answer

B. The introduction of multiple entry and exit points in undergraduate courses. — The NEP 2020 introduces multiple entry and exit points, allowing students to leave a program with appropriate certification (e.g., certificate after 1 year, diploma after 2 years, degree after 3 years) and re-join later. This provides unprecedented flexibility, encouraging multidisciplinary studies without the fear of dropping out permanently. Options A, C, and D are either contrary to the policy's intent or not primary mechanisms for achieving this flexibility.

Answer

A. Strict specialization in a single academic discipline from undergraduate level.

Answer

C. Compulsory study of two foreign languages for all university students.

Answer

D. Abolition of all private universities to ensure uniform standards.

Question 8

Printing press inventor:‌​‍

Accepted Answer

Gutenberg — Johannes Gutenberg (~1440).‌​‍

Answer

Caxton

Answer

Edison

Answer

Watt

Question 9

World Bank headquarters is in:‌​‍

Accepted Answer

Washington DC — World Bank Group (IBRD, IDA, IFC, MIGA, ICSID) HQ in Washington DC. ‌​‍First president Eugene Meyer. US traditionally picks WB president; Europe picks IMF head.

Answer

London

Answer

Geneva

Answer

New York

Question 10

Which planet is closest to the Sun?

Accepted Answer

Mercury — Mercury is the closest planet to the Sun. The order from Sun: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.

Answer

Venus

Answer

Mars

Answer

Earth

DCOA Mixed Practice Test #260