DCOA Mixed Practice Test #856

Question 1

Travancore Devaswom Board:‌​‍

Accepted Answer

Oversees temples — Manages 1200+ temples.‌​‍

Answer

Small

Answer

Political

Answer

Judicial

Question 2

CoWIN was for:‌​‍

Accepted Answer

COVID vaccination — COVID vaccination registration platform.‌​‍

Answer

Census

Answer

Cricket

Answer

Banking

Question 3

The name of the Single Window Portal started by India for educational loans and scholarships:‌​‍

Accepted Answer

Vidya Lakshmi — Vidya Lakshmi Portal launched 2015 for educational loans, scholarships.‌​‍

Answer

Vidya Niketan

Answer

Vidya Abhiyan

Answer

Vidya Bharathi

Question 4

The COP28 UN Climate Change Conference was hosted by which city?‌​‍

Accepted Answer

Dubai (UAE) — COP28 was held in Dubai, UAE, 30 November – 12 December 2023.‌​‍

Answer

Bengaluru

Answer

Mumbai

Answer

Delhi

Question 5

First Kerala Jyothi recipient:‌​‍

Accepted Answer

M.T. Vasudevan Nair — M.T. Vasudevan Nair — first Kerala Jyothi (2022).‌​‍

Answer

Mammootty

Answer

E. Sreedharan

Answer

Adoor Gopalakrishnan

Question 6

Troposphere features:‌​‍

Accepted Answer

Weather occurs here (~0-12 km); temperature decreases with altitude — ~75% of atmospheric mass. Lapse rate ~6.5°C/km. Tropopause above.‌​‍

Answer

No weather

Answer

Uniform temperature

Answer

Above stratosphere

Question 7

tan 0° =

Accepted Answer

0 — tan 0° = sin 0°/cos 0° = 0/1 = 0.

Answer

1

Answer

∞

Answer

−1

Question 8

Scurvy is caused by the deficiency of:‌​‍

Accepted Answer

Vitamin C — Scurvy is caused by Vitamin C (Ascorbic acid) deficiency. ‌​‍Symptoms include bleeding gums and weakness. Found in citrus fruits.

Answer

Vitamin A

Answer

Vitamin B

Answer

Vitamin D

Question 9

A patient is advised to reduce saturated fat intake to manage hyperlipidemia. From a biochemical perspective, which of the following lipoproteins is primarily responsible for transporting cholesterol from peripheral tissues back to the liver for excretion or reprocessing, often referred to as 'good cholesterol'?

Accepted Answer

C. High-Density Lipoprotein (HDL) — High-Density Lipoprotein (HDL) is responsible for reverse cholesterol transport, meaning it carries cholesterol from peripheral tissues back to the liver, where it can be excreted or reprocessed. This function helps prevent cholesterol accumulation in arteries, earning HDL the 'good cholesterol' designation. Chylomicrons transport dietary fats, LDL transports cholesterol from the liver to tissues ('bad cholesterol'), and VLDL transports triglycerides from the liver.

Answer

A. Chylomicrons

Answer

B. Low-Density Lipoprotein (LDL)

Answer

D. Very Low-Density Lipoprotein (VLDL)

Question 10

Chinese fishing nets origin:‌​‍

Accepted Answer

Chinese traders 14th century — Kublai Khan era Chinese.‌​‍

Answer

Dutch

Answer

Indian origin

Answer

Portuguese

DCOA Mixed Practice Test #856