DCOA Mixed Practice Test #167

Question 1

Which of the following drugs is a selective serotonin reuptake inhibitor (SSRI)?

Accepted Answer

B. Fluoxetine — Fluoxetine is an SSRI used for depression and anxiety disorders. Amitriptyline is a tricyclic antidepressant, diazepam is a benzodiazepine, and haloperidol is an antipsychotic.

Answer

A. Amitriptyline

Answer

C. Diazepam

Answer

D. Haloperidol

Question 2

In Kalidasa's 'Shakuntala', King Dushyanta meets Shakuntala at:

Accepted Answer

The hermitage of sage Kanva — Dushyanta meets Shakuntala at the ashram of Sage Kanva, her foster father.

Answer

His palace

Answer

A battlefield

Answer

A temple

Question 3

Corrosion of iron (rusting) requires:‌​‍

Accepted Answer

O₂ and water (and often acid/salt) — Electrochemical process: anode (Fe → Fe²⁺), cathode (O₂ reduction). ‌​‍Rust = hydrated iron(III) oxide. Prevention: galvanization, painting, sacrificial anode.

Answer

Only O₂

Answer

Only water

Answer

Only heat

Question 4

What is the main function of hemoglobin in red blood cells?

Accepted Answer

C. Transporting oxygen — Hemoglobin is an iron-containing protein found in red blood cells that has a high affinity for oxygen, allowing it to bind and transport oxygen from the lungs to the body's tissues. Fighting infections is primarily the role of white blood cells, clotting blood is done by platelets and clotting factors, and producing antibodies is a function of certain lymphocytes.

Answer

A. Fighting infections

Answer

B. Clotting blood

Answer

D. Producing antibodies

Question 5

The Guruvayur Satyagraha (1931–32) for temple entry was led by:

Accepted Answer

K. Kelappan — K. Kelappan led the Guruvayur Satyagraha; A. K. Gopalan also participated. Kelappan undertook a fast at Guruvayur.

Answer

A. K. Gopalan

Answer

Mannathu Padmanabhan

Answer

Sree Narayana Guru

Question 6

A patient experiences an adverse reaction to a medication. What should be the first step in managing this situation?

Accepted Answer

A. Discontinue the suspected medication immediately — The first step in managing an adverse reaction to a medication is to discontinue the suspected medication immediately to prevent further harm. This action prioritizes patient safety. While monitoring the patient (C) and considering an antidote (D) may be appropriate subsequent steps, they do not supersede the initial need to stop the offending medication. Adjusting the dosage (B) might not be sufficient if the reaction is severe.

Answer

B. Adjust the dosage of the medication

Answer

C. Monitor the patient closely for signs of worsening

Answer

D. Administer an antidote if available

Question 7

Which is the lightest metal?‌​‍

Accepted Answer

Lithium — Lithium has density 0.534 g/cm³ — lightest metal.‌​‍

Answer

Aluminium

Answer

Sodium

Answer

Magnesium

Question 8

Which hormone stimulates milk ejection during breastfeeding?‌​‍

Accepted Answer

Oxytocin — Oxytocin (posterior pituitary) triggers milk let-down reflex and uterine contractions during childbirth.‌​‍

Answer

Prolactin

Answer

Progesterone

Answer

Estrogen

Question 9

Which of the following is a critical contraindication for aspirin use, particularly in children and adolescents?

Accepted Answer

B. Viral infections like influenza or chickenpox — Aspirin is critically contraindicated in children and adolescents with viral infections such as influenza or chickenpox due to the risk of Reye's syndrome, a rare but severe condition characterized by acute encephalopathy and fatty liver with a high mortality rate. While aspirin has precautions or contraindications in other conditions like third-trimester pregnancy (risk of premature closure of ductus arteriosus), peptic ulcer disease (risk of GI bleeding), and bronchial asthma (risk of aspirin-exacerbated respiratory disease), the risk of Reye's syndrome makes it an absolute contraindication

Answer

A. Pregnancy in the third trimester

Answer

C. History of peptic ulcer disease

Answer

D. Bronchial asthma

Question 10

The Kerala State Council of Educational Research and Training (SCERT) plays a crucial role in shaping the educational landscape of the state. Which of the following is the primary function of SCERT Kerala?

Accepted Answer

C. Developing curriculum, textbooks, and teacher training modules. — SCERT Kerala's primary mandate is to undertake research, develop curriculum frameworks, design textbooks, and prepare teacher training modules to improve the quality of education. Conducting examinations is primarily handled by the Pareeksha Bhavan and the Directorate of General Education. Sanctioning grants and staff appointments/transfers fall under the purview of the Directorate of General Education and the government.

Answer

A. Conducting public examinations for SSLC and Higher Secondary.

Answer

B. Sanctioning grants for school infrastructure development.

Answer

D. Appointing and transferring teaching staff across schools.

DCOA Mixed Practice Test #167