DCOA Mixed Practice Test #481

Question 1

Taiga/Boreal forest in:

Accepted Answer

Sub-arctic — Sub-arctic coniferous forests.

Answer

Tropics

Answer

Deserts

Answer

Mountains

Question 2

Blood groups were discovered by:‌​‍

Accepted Answer

Karl Landsteiner — Karl Landsteiner discovered ABO blood groups in 1901. Nobel Prize 1930.‌​‍

Answer

Pasteur

Answer

Fleming

Answer

Jenner

Question 3

Human heart is:

Accepted Answer

Four-chambered — 2 atria, 2 ventricles — Complete double circulation. Fish: 2-chambered. Amphibians/most reptiles: 3. Birds, mammals: 4.

Answer

Two-chambered

Answer

Three-chambered

Answer

No chambers

Question 4

Unniarcha:‌​‍

Accepted Answer

Warrior heroine — Legendary warrior of North Kerala.‌​‍

Answer

Queen

Answer

Poet

Answer

None

Question 5

Under the National Health Policy 2017, which initiative is prioritized to address the rising burden of non-communicable diseases (NCDs)?

Accepted Answer

C. Integration of NCD screening and management in the Ayushman Bharat Health and Wellness Centres — The NHP 2017 emphasizes the integration of NCD screening and management within the Ayushman Bharat Health and Wellness Centres (HWCs) as a key strategy. Option A is incorrect because Ayushman Bharat (PMJAY) primarily covers secondary and tertiary care, not all NCDs. Option B is incorrect as the policy does not mandate standalone NCD clinics in every PHC. Option D is incorrect because no universal NCD insurance scheme is mandated under the policy.

Answer

A. Expansion of Ayushman Bharat to cover all NCDs

Answer

B. Establishment of NCD clinics in every primary health center

Answer

D. Mandatory NCD insurance for all citizens above 30 years

Question 6

A school counselor notices that a 15-year-old student has been increasingly withdrawn, avoiding social interactions, and showing signs of low self-esteem. Which psychosocial crisis, according to Erikson's stages, is this adolescent most likely experiencing?

Accepted Answer

B. Identity vs. Role Confusion — Erikson's fifth stage, Identity vs. Role Confusion (adolescence, ages 12-18), involves the struggle to form a coherent sense of self. Withdrawal and low self-esteem are common signs of unresolved role confusion. Option A applies to middle childhood, C to young adulthood, and D to toddlerhood.

Answer

A. Industry vs. Inferiority

Answer

C. Intimacy vs. Isolation

Answer

D. Autonomy vs. Shame and Doubt

Question 7

Sabarimala temple is located in which district of Kerala?

Accepted Answer

Pathanamthitta — Sabarimala temple (Lord Ayyappa) is located in Pathanamthitta district. It is one of the most visited pilgrimage centres in the world.

Answer

Idukki

Answer

Kottayam

Answer

Alappuzha

Question 8

Nitrogen cycle step: nitrification converts:‌​‍

Accepted Answer

NH₃/NH₄⁺ to NO₂⁻ to NO₃⁻ (Nitrosomonas, Nitrobacter) — Aerobic. Denitrification (Pseudomonas): NO₃⁻ → N₂, returns to atmosphere.‌​‍

Answer

Protein to amino acid

Answer

NO₃⁻ to N₂

Answer

N₂ to NH₃

Question 9

The term 'virus' stands for:‌​‍

Accepted Answer

Vital Information Resource Under Siege — VIRUS = Vital Information Resource Under Siege (common IT humor acronym).‌​‍

Answer

Viral Information Resource Under Seize

Answer

Vital Information Resource Under Seize

Answer

Viral Information Resource Under Siege

Question 10

Kerala's MSP (Minimum Support Price) for paddy is set by:

Accepted Answer

Kerala Government (in addition to GoI's MSP) — State governments can add state MSP on top of Centre's. Kerala's paddy procurement has strong state support to protect farmers.

Answer

Only Centre

Answer

FCI

Answer

Market

DCOA Mixed Practice Test #481