DCOA Mixed Practice Test #249

Question 1

Which is NOT an Ayurvedic text?‌​‍

Accepted Answer

Mukundamala — 'Mukundamala' is a Sanskrit devotional poem by King Kulasekhara — not an Ayurvedic text.‌​‍

Answer

Yogamritham

Answer

Mathangaleela

Answer

Aalathur Manipravaalam

Question 2

A student consistently dedicates extra hours to learn advanced coding concepts because they find the process challenging and rewarding, even without any promise of higher grades or external recognition. What type of motivation is primarily driving this student's learning?

Accepted Answer

B. Intrinsic motivation — Intrinsic motivation refers to engaging in an activity for its inherent satisfaction, rather than for some separable consequence. The student's joy in the challenge and the reward of the learning process itself, without external incentives, is a clear indicator of intrinsic motivation. Extrinsic motivation involves external rewards or avoidance of punishment, while achievement and affiliation motivation are specific types of needs that can drive either intrinsic or extrinsic behaviors but are not the primary classification here.

Answer

A. Extrinsic motivation

Answer

C. Achievement motivation

Answer

D. Affiliation motivation

Question 3

Tropisms types:‌​‍

Accepted Answer

Phototropism, geotropism, hydrotropism — Growth movements.‌​‍

Answer

Only water

Answer

Only light

Answer

Only gravity

Question 4

Kunjali Marakkars were:‌​‍

Accepted Answer

Zamorin's naval chiefs — Naval chiefs of Zamorin of Calicut.‌​‍

Answer

British chiefs

Answer

Dutch admirals

Answer

Portuguese captains

Question 5

Pauli's exclusion principle:‌​‍

Accepted Answer

No two electrons in same atom have all four quantum numbers identical — Why each orbital holds max 2 electrons (with opposite spins).‌​‍

Answer

Electrons pair only after singly filling degenerate

Answer

Orbitals filled lowest energy first

Answer

Only s-orbitals pair

Question 6

EU (European Union) emerged from which treaty?‌​‍

Accepted Answer

All three contributed — Rome (1957) → EEC. ‌​‍Maastricht (1993) → EU formally. Lisbon (2009) → current constitutional framework. ‌​‍Single market, single currency, free movement.

Answer

Treaty of Lisbon

Answer

Treaty of Rome (1957)

Answer

Maastricht Treaty (1993)

Question 7

COVID-19 first reported in:‌​‍

Accepted Answer

Wuhan, China 2019 — Wuhan, China, December 2019.‌​‍

Answer

Italy

Answer

USA

Answer

India

Question 8

India's national flower is:‌​‍

Accepted Answer

Lotus — Indian lotus (Nelumbo nucifera) is the national flower.‌​‍

Answer

Marigold

Answer

Jasmine

Answer

Rose

Question 9

Indirect: She said, 'I will come tomorrow.'‌​‍

Accepted Answer

She said she would come the next day — will→would, tomorrow→the next day.‌​‍

Answer

She said she will come tomorrow

Answer

She said she will come the next day

Answer

She said she would come tomorrow

Question 10

Vulcanisation of rubber:‌​‍

Accepted Answer

Heating natural rubber with sulfur — improves strength and elasticity — Goodyear (1839). ‌​‍Sulfur cross-links polyisoprene chains. Car tyres, conveyor belts.

Answer

Heating only

Answer

Cooling

Answer

Boiling

DCOA Mixed Practice Test #249