VFA Mixed Practice Test #586

Question 1

Who wrote 'Unniyadi Charitham'?

Accepted Answer

Appan Thampuran — Appan Thampuran's historical novel is a landmark of early Malayalam prose.

Answer

Rayaramilla

Answer

Damodara Chakkyar

Answer

Kerala Varma

Question 2

Laterite soil is the predominant soil type found in many parts of Kerala. This soil type's formation is primarily attributed to which specific set of climatic conditions and associated geological processes?

Accepted Answer

B. High rainfall and high temperatures causing intense leaching of silica and accumulation of iron and aluminum oxides. — Laterite soils form under hot and humid tropical climates with heavy rainfall, which causes intense leaching of soluble bases and silica from the parent rock. This process leaves behind residual oxides of iron and aluminum, giving the soil its characteristic reddish color and often a hard crust. Options A, C, and D describe conditions for the formation of different soil types not typical for laterite in Kerala's climate.

Answer

A. Low temperatures and arid conditions leading to chemical weathering and accumulation of carbonates.

Answer

C. Moderate rainfall and temperate climate promoting the deposition of organic matter and formation of black soils.

Answer

D. Seasonal floods and alluvial deposition in river valleys, leading to highly fertile loamy soils.

Question 3

International Yoga Day is on:‌​‍

Accepted Answer

21 June — 21 June = International Day of Yoga, declared by UN in 2014 on India's proposal.‌​‍

Answer

5 June

Answer

21 March

Answer

2 October

Question 4

Creamy layer concept:‌​‍

Accepted Answer

Rich OBCs above income threshold excluded from reservation — Current threshold ₹8 lakh/year. ‌​‍SC/ST do not have creamy layer (2018 SC ruling allows for promotions). Latest debates ongoing.

Answer

No such rule

Answer

Apply to all

Answer

Only for SC/ST

Question 5

Doppler effect observed frequency when source approaches stationary observer:

Accepted Answer

Higher than actual — f' = f(v/(v - v_s)) for approaching source. Used in radar, astronomy (redshift).

Answer

Lower

Answer

Same

Answer

Zero

Question 6

Which is commonly used to prepare ethene in the laboratory?

Accepted Answer

Dehydration of ethanol with conc. H₂SO₄ — CH₃CH₂OH → CH₂=CH₂ + H₂O at 170 °C with conc. H₂SO₄.

Answer

Reduction of ethanol

Answer

Oxidation of methane

Answer

Hydrogenation

Question 7

Kerala's monorail plan:

Accepted Answer

Kozhikode, Thiruvananthapuram — Proposed, status fluctuates.

Answer

Kochi

Answer

Already built

Answer

Cancelled

Question 8

EEG is used to study the functions of:

Accepted Answer

Brain — Electroencephalography records electrical activity of the brain.

Answer

Heart

Answer

Muscle

Answer

Nerve

Question 9

The Kerala State Film Awards are among the most prestigious recognitions for cinematic excellence in Malayalam cinema. Which governmental body is primarily responsible for instituting and administering these annual awards?

Accepted Answer

C. Kerala State Chalachitra Academy — The Kerala State Film Awards are instituted and administered by the Kerala State Chalachitra Academy, which functions under the Department of Cultural Affairs, Government of Kerala. The Kerala Sahitya Akademi focuses on literature, and the Kerala State Youth Welfare Board is concerned with youth-related activities, making them incorrect choices for film awards. While the Department of Cultural Affairs is the parent department, the specific autonomous body responsible is the Chalachitra Academy.

Answer

A. Kerala Sahitya Akademi

Answer

B. Department of Cultural Affairs, Government of Kerala

Answer

D. Kerala State Youth Welfare Board

Question 10

The online consultation programme of Kerala Women & Child Department launched in February 2021:‌​‍

Accepted Answer

Bhoomika — 'Bhoomika' offers counselling, legal aid and police assistance online.‌​‍

Answer

Aswasanidhi

Answer

One Stop Centres

Answer

Kathorth

VFA Mixed Practice Test #586