DCOA Mixed Practice Test #739

Question 1

The unit of frequency is:‌​‍

Accepted Answer

Hertz — Hertz (Hz) = unit of frequency (cycles per second). ‌​‍Decibel = unit of sound intensity.

Answer

Decibel

Answer

Watt

Answer

Newton

Question 2

Under the National Health Mission (NHM), which of the following is a key component of the Ayushman Bharat - Health and Wellness Centres (AB-HWCs) initiative?

Accepted Answer

B. Screening, early detection, and management of non-communicable diseases — Ayushman Bharat - HWCs under NHM focus on comprehensive primary healthcare, including screening and management of non-communicable diseases (NCDs) such as hypertension and diabetes at the community level. Option A is incorrect as tertiary care is not the primary focus of HWCs. Option C is incorrect because AB-HWCs emphasize preventive and promotive care, not mandatory hospitalization. Option D is incorrect as the initiative promotes public health facilities, not private ones.

Answer

A. Provision of tertiary care services in all rural areas

Answer

C. Mandatory hospitalization for all chronic disease patients

Answer

D. Establishment of 100% private health facilities in sub-centres

Question 3

To develop students' empathy, promote self-reflection, and encourage an understanding of diverse human experiences and life choices, a teacher decides to introduce a literary form that presents real-life events and perspectives. Which of the following literary forms would be most suitable for this pedagogical goal?

Accepted Answer

C. Autobiographical narratives — Autobiographical narratives provide firsthand accounts of individuals' lives, allowing students to develop empathy by stepping into another's shoes, promoting self-reflection on personal values, and fostering an understanding of diverse human experiences and the choices people make. Science fiction novels primarily stimulate imagination and critical thinking about hypothetical futures. Epic poems focus on heroic narratives and cultural mythology. Propaganda pamphlets aim to persuade rather than foster nuanced empathy or self-reflection.

Answer

A. Science fiction novels

Answer

B. Epic poems

Answer

D. Propaganda pamphlets

Question 4

The powerhouse of the cell is:‌​‍

Accepted Answer

Mitochondrion — Mitochondria produce ATP via cellular respiration — the cell's energy currency.‌​‍

Answer

Nucleus

Answer

Golgi apparatus

Answer

Ribosome

Question 5

Kerala's highest points of rainfall:

Accepted Answer

Nilambur, Idukki — High rainfall in highlands.

Answer

Thrissur

Answer

TVM

Answer

Kollam

Question 6

India's first night cricket at:‌​‍

Accepted Answer

Eden Gardens — Eden Gardens, Kolkata 1996.‌​‍

Answer

Chinnaswamy

Answer

Wankhede

Answer

Mohali

Question 7

Only doubly landlocked countries:‌​‍

Accepted Answer

Uzbekistan, Liechtenstein — Only two in world.‌​‍

Answer

Only Switzerland

Answer

Only UK

Answer

Mongolia

Question 8

Muvattupuzha River is formed by the confluence of which rivers?‌​‍

Accepted Answer

Thodupuzha, Kaliyar, and Kothamangalam rivers — Muvattupuzha River is formed by the confluence of Thodupuzha, Kaliyar, and Kothamangalam rivers near Muvattupuzha.‌​‍

Answer

Periyar, Chalakudy, and Pampa

Answer

Meenachil, Manimala, and Achankovil

Answer

Chaliyar, Kadalundi, and Iruvanjhipuzha

Question 9

Kerala's first metro:

Accepted Answer

Kochi Metro — Kochi Metro (2017).

Answer

TVM

Answer

Kozhikode

Answer

Kannur

Question 10

Shape of water (H₂O) molecule is:‌​‍

Accepted Answer

Bent/V-shaped — Two lone pairs on O distort tetrahedral to ~104.5°. Explained by VSEPR.‌​‍

Answer

Linear

Answer

Trigonal planar

Answer

Tetrahedral

DCOA Mixed Practice Test #739