DCOA Mixed Practice Test #474

Question 1

Padmanabhaswamy Temple is in:‌​‍

Accepted Answer

Thiruvananthapuram — Sree Padmanabhaswamy Temple in Thiruvananthapuram — richest temple.‌​‍

Answer

Ernakulam

Answer

Kollam

Answer

Thrissur

Question 2

Polio vaccine by:‌​‍

Accepted Answer

Both — Jonas Salk (injectable) and Albert Sabin (oral).‌​‍

Answer

Salk

Answer

Jenner

Answer

Sabin

Question 3

A school principal is planning for the upcoming academic year. According to the Right to Education (RTE) Act, 2009, what is the primary responsibility of the school regarding a child identified with a mild intellectual disability, within the age group of 6 to 14 years?

Accepted Answer

B. To ensure admission and provide free and compulsory elementary education in a neighbourhood school, with necessary support. — The RTE Act, 2009, mandates free and compulsory elementary education for all children aged 6-14, including children with disabilities, in a neighbourhood school. It emphasizes inclusive education where necessary support is provided within the mainstream setting, not segregation or conditional admission. The Act aims to ensure no child is denied admission on the basis of disability.

Answer

A. To provide free and compulsory education in a separate special school for children with disabilities.

Answer

C. To refer the child to a rehabilitation center, as the RTE Act primarily focuses on mainstreaming without specific provisions for disabilities.

Answer

D. To admit the child only if the school has a dedicated special educator already appointed for severe disabilities.

Question 4

van't Hoff factor i for dilute NaCl (full dissociation):‌​‍

Accepted Answer

2 — NaCl → Na⁺ + Cl⁻ (i=2). ‌​‍CaCl₂ (i=3). Helps understand why electrolytes affect colligative properties more.

Answer

Varies

Answer

1

Answer

3

Question 5

Kerala's Aardram Mission aims to significantly reform the public healthcare sector. Which of the following is the primary objective of this mission, particularly impacting primary health centers?

Accepted Answer

B. Transforming Public Health Centers (PHCs) into Family Health Centers (FHCs) to provide comprehensive primary care. — The primary objective of Kerala's Aardram Mission is to upgrade Public Health Centers (PHCs) into Family Health Centers (FHCs), expanding their services to offer comprehensive primary care and improve accessibility for the community. Options A and D relate to different levels of care or are not the mission's core focus, while option C is contrary to the mission's public health strengthening goals.

Answer

A. Establishing super-specialty hospitals in every district.

Answer

C. Privatizing government hospitals to improve efficiency.

Answer

D. Focusing exclusively on tertiary care services for chronic diseases.

Question 6

Surface tension has dimensions of:‌​‍

Accepted Answer

N/m — T = force/length or energy/area — N/m or J/m². ‌​‍Due to cohesive forces at interface.

Answer

J

Answer

N/m²

Answer

N·m

Question 7

Kerala is actively promoting the development of its inland waterways, particularly the West Coast Canal, to enhance sustainable transport. Which of the following is the MOST significant advantage of developing inland waterways for freight transport in Kerala compared to road or rail?

Accepted Answer

D. Lower operational costs and reduced carbon footprint per ton-kilometer of cargo. — Inland water transport is globally recognized for its superior fuel efficiency and capacity to carry bulk cargo, resulting in significantly lower operational costs and a reduced carbon footprint per ton-kilometer compared to road or rail. While utilizing existing waterways can reduce new land acquisition (Option B), the primary and most significant advantage for sustainable freight movement lies in its economic and environmental efficiency. Options A and C are generally incorrect for inland water transport.

Answer

A. Significantly faster transit times for long-distance cargo movement.

Answer

B. Requires minimal land acquisition compared to expanding road or rail networks.

Answer

C. Offers greater flexibility in route selection and door-to-door delivery.

Question 8

The primary role of erythrocytes (red blood cells) in the circulatory system is to:

Accepted Answer

C. Transport oxygen to tissues — Erythrocytes contain hemoglobin, a protein that binds to oxygen in the lungs and releases it in the body's tissues, making oxygen transport their primary function. Blood clotting is the role of platelets, defense against pathogens is by white blood cells, and plasma proteins mainly maintain osmotic pressure.

Answer

A. Initiate blood clotting

Answer

B. Defend against pathogens

Answer

D. Maintain osmotic pressure of blood

Question 9

During an IMNCI assessment, a 4-month-old infant is found to have fast breathing (>60 breaths/min) with chest indrawing. What is the FIRST priority action according to IMNCI guidelines?

Accepted Answer

B. Refer the child to a higher facility immediately — Fast breathing with chest indrawing indicates severe pneumonia, which requires urgent referral to a higher facility for oxygen and parenteral antibiotics. Paracetamol is for fever, ORS for dehydration, and amoxicillin is for pneumonia but not the first priority in severe cases.

Answer

A. Administer paracetamol for fever

Answer

C. Provide oral rehydration solution (ORS)

Answer

D. Administer amoxicillin for 7 days

Question 10

Heterozygous:‌​‍

Accepted Answer

Different alleles — Aa (one dominant, one recessive).‌​‍

Answer

Both

Answer

None

Answer

Same

DCOA Mixed Practice Test #474