DCOA Mixed Practice Test #22

Question 1

Indian Railways is divided into how many zones?‌​‍

Accepted Answer

18 — Indian Railways has 18 zones (as of 2024).‌​‍

Answer

12

Answer

16

Answer

20

Question 2

Theyyam is performed in:‌​‍

Accepted Answer

North Kerala (Malabar) — Theyyam — ritual art form of North Malabar (Kannur, Kasaragod).‌​‍

Answer

South Kerala

Answer

Central Kerala

Answer

All Kerala

Question 3

Kalki Subramaniam's activism spans transgender rights and:

Accepted Answer

Arts, writing, and visibility for gender minorities — Kalki is a writer, artist, actor and founder of Sahodari Foundation (2007).

Answer

Wildlife

Answer

Sports

Answer

Journalism

Question 4

Kerala Model of Development is distinctive for:‌​‍

Accepted Answer

High human development (literacy, life expectancy) at relatively low per-capita income — Kerala Model: decades of land reform, social movements, public health/education investment → HDI comparable to high-income nations at far lower GDP per capita.‌​‍

Answer

Mining

Answer

Heavy industry

Answer

High GDP

Question 5

Who proposed the atomic theory?‌​‍

Accepted Answer

John Dalton — John Dalton proposed modern atomic theory in 1808.‌​‍

Answer

Ernest Rutherford

Answer

James Chadwick

Answer

Niels Bohr

Question 6

A 16-year-old girl starts spending significantly more time with her friends, values their opinions highly, and occasionally challenges her parents' rules, stating 'all my friends do it.' How should this behavior generally be interpreted by her parents from a developmental perspective?

Accepted Answer

B. A normal part of seeking independence and peer affiliation during adolescence. — During adolescence, it is normal for individuals to increasingly seek autonomy from parents and develop stronger affiliations with peer groups. While parents' guidance remains important, valuing peer opinions and occasionally challenging rules are typical aspects of establishing independence and forming a social identity. This is a crucial step towards adulthood, not necessarily severe rebellion or regression.

Answer

A. A sign of severe rebellion requiring strict disciplinary action.

Answer

C. A clear indication of negative peer pressure that must be immediately stopped.

Answer

D. A regression to an earlier stage of development due to insecurity.

Question 7

Plaster of Paris is chemically:

Accepted Answer

CaSO₄·½H₂O — Gypsum (CaSO₄·2H₂O) on heating at 100 °C gives plaster of Paris (CaSO₄·½H₂O).

Answer

CaSO₄

Answer

CaSO₄·2H₂O

Answer

CaCO₃

Question 8

Cultural capital of Kerala:‌​‍

Accepted Answer

Thrissur — Thrissur — cultural capital.‌​‍

Answer

Thiruvananthapuram

Answer

Ernakulam

Answer

Kozhikode

Question 9

A dominant allele:

Accepted Answer

Expresses its trait in a heterozygote — Dominant allele masks the recessive in heterozygotes (e.g., Aa shows A trait).

Answer

Always skips generations

Answer

Only expresses in homozygote

Answer

Never expresses

Question 10

pH below 7.35:‌​‍

Accepted Answer

Acidosis — Acidic blood condition.‌​‍

Answer

Neutral

Answer

Normal

Answer

Alkalosis

DCOA Mixed Practice Test #22