DCOA Mixed Practice Test #449

Question 1

Kerala Devaswom:‌​‍

Accepted Answer

Travancore/Cochin/Malabar etc Devaswom Boards — Multiple Devaswom Boards.‌​‍

Answer

Private

Answer

No system

Answer

One

Question 2

Kerala population 2011:‌​‍

Accepted Answer

3.34 crore — 3.34 crore (33.4 million).‌​‍

Answer

3.5 crore

Answer

4 crore

Answer

2.5 crore

Question 3

A teacher wants to prepare students for academic research and develop their ability to critically evaluate information from various sources. Which literary form, when regularly incorporated into classroom activities, would best support these specific skills?

Accepted Answer

B. Engaging with and critiquing contemporary journalistic articles and essays. — The correct answer is B. Engaging with and critiquing contemporary journalistic articles and essays directly addresses the objective of developing critical evaluation skills for information from various sources. Students learn to identify bias, assess evidence, understand different arguments, and verify facts, which are crucial for academic research. Analyzing poetry, creating fiction, or reciting drama do not primarily focus on the critical evaluation of information sources for academic research purposes.

Answer

A. Analyzing the symbolism and imagery in poetry collections.

Answer

C. Creating original fictional short stories based on historical events.

Answer

D. Memorizing and reciting excerpts from classical dramas.

Question 4

Kerala's physiographic zones:

Accepted Answer

Highland, Midland, Lowland — West: lowland (coast 590 km). Middle: midland (rice, coconut). East: highland (Western Ghats).

Answer

Only coast

Answer

Only hills

Answer

Only plains

Question 5

Which type of joint allows for the widest range of motion, including flexion, extension, abduction, adduction, and rotation, such as found in the shoulder and hip?

Accepted Answer

C. Ball and socket joint — Ball and socket joints offer the greatest mobility due to their spherical head fitting into a cup-like socket, allowing movement in all planes. Hinge joints permit movement in one plane, pivot joints allow rotation, and condyloid joints allow movement in two planes but no rotation.

Answer

A. Hinge joint

Answer

B. Pivot joint

Answer

D. Condyloid joint

Question 6

Kerala has undergone a significant demographic transition, resulting in one of India's oldest populations and low fertility rates. Considering this unique demographic profile, which of the following represents a primary challenge for urban planning and development in Kerala, distinct from states experiencing high youth migration to cities?

Accepted Answer

B. Increased pressure on urban healthcare infrastructure and public spaces to cater to the needs of an aging population. — Kerala's advanced demographic transition has led to an aging population and low fertility rates. This unique profile means that urban planning in Kerala must prioritize services and infrastructure catering to the elderly, such as accessible public spaces, specialized healthcare facilities, and social support systems. Options A, C, and D describe challenges more commonly associated with rapid urbanization driven by a young and growing population, which is less pronounced in Kerala's current demographic context.

Answer

A. The need for extensive expansion of public transportation networks to accommodate a rapidly growing young workforce.

Answer

C. A surge in demand for affordable housing and educational institutions due to a large influx of young families.

Answer

D. The prevalence of a large informal sector economy driven by a surplus of young, unskilled labor in urban centers.

Question 7

Respiratory centre in human beings is:‌​‍

Accepted Answer

medulla oblongata — Medulla oblongata controls involuntary breathing.‌​‍

Answer

cerebrum

Answer

hypothalamus

Answer

cerebellum

Question 8

Colour blindness in humans is typically:‌​‍

Accepted Answer

X-linked recessive — Red-green colour blindness is X-linked recessive; affects more males.‌​‍

Answer

Acquired only

Answer

Autosomal dominant

Answer

Viral

Question 9

First Indian Navy Chief:‌​‍

Accepted Answer

R.D. Katari — Adm R.D. Katari (1958).‌​‍

Answer

Krishnan

Answer

Saran

Answer

Nanda

Question 10

Which of the following is a common emotional challenge during adolescence that may interfere with academic performance?

Accepted Answer

C. Impulsivity and emotional dysregulation — Adolescents often exhibit impulsivity and emotional dysregulation (C) due to ongoing brain development, particularly in the prefrontal cortex. While emotional regulation (A) and impulse control (D) improve with age, they are not yet fully developed, and risk-taking (B) may persist but is not the primary emotional challenge.

Answer

A. Increased emotional regulation

Answer

B. Reduced risk-taking behaviors

Answer

D. Enhanced impulse control

DCOA Mixed Practice Test #449