VFA Mixed Practice Test #108

Question 1

A number increased by 10% then 10%. Net increase:

Accepted Answer

21% — 1.1×1.1=1.21. 21%.

Answer

20%

Answer

19%

Answer

22%

Question 2

Which of the following geographical features is LEAST characteristic of Kerala's 'Midland' physiographic region?

Accepted Answer

D. Significant areas of mangroves and estuarine ecosystems. — The Midland region of Kerala is primarily characterized by undulating laterite hills, fertile river valleys, and is a hub for diverse cash crop cultivation (A, B). Rivers originating from the Western Ghats traverse this region before reaching the coast (C). Mangroves and estuarine ecosystems, however, are distinct features of the Lowland or coastal physiographic region, making them least characteristic of the Midland.

Answer

A. Extensive laterite soil deposits and undulating terrain.

Answer

B. Cultivation of diverse cash crops like rubber, pepper, and cashew.

Answer

C. Presence of numerous small to medium-sized rivers originating from the Western Ghats.

Question 3

Transition metals — general characteristic:‌​‍

Accepted Answer

Variable oxidation states, form coloured compounds, catalytic activity — Partially filled d-orbitals. Paramagnetic (unpaired e). Form complexes, alloys.‌​‍

Answer

Only +1 state

Answer

No complexes

Answer

Non-magnetic

Question 4

Browser is:‌​‍

Accepted Answer

Software to access websites — Chrome, Firefox, Edge are web browsers.‌​‍

Answer

Hardware

Answer

Operating system

Answer

Database

Question 5

Sri Lanka's Tamil conflict (1983-2009) ended with:

Accepted Answer

Military defeat of LTTE (May 2009) — 26-year civil war ended when Sri Lankan military defeated LTTE. Prabhakaran killed May 2009. ~100,000 total deaths. Accountability for human rights violations remains contested.

Answer

Ceasefire

Answer

Independence

Answer

Autonomy

Question 6

India's 2024 military exercise 'Yudh Abhyas':‌​‍

Accepted Answer

With USA — India-US annual exercise.‌​‍

Answer

With Japan

Answer

With UK

Answer

With Russia

Question 7

G20 African Union:‌​‍

Accepted Answer

Added permanent 2023 — AU permanent member since Delhi 2023.‌​‍

Answer

Observer

Answer

Not member

Answer

Waiting

Question 8

Soil profile layers:‌​‍

Accepted Answer

O, A, B, C, R horizons — 5 standard layers.‌​‍

Answer

Only 1

Answer

Only 3

Answer

Only 2

Question 9

Earth Day:‌​‍

Accepted Answer

22 Apr — 22 April.‌​‍

Answer

22 Mar

Answer

5 Jun

Answer

16 Sep

Question 10

What is the main function of hemoglobin in red blood cells?

Accepted Answer

C. Transporting oxygen — Hemoglobin is an iron-containing protein found in red blood cells that has a high affinity for oxygen, allowing it to bind and transport oxygen from the lungs to the body's tissues. Fighting infections is primarily the role of white blood cells, clotting blood is done by platelets and clotting factors, and producing antibodies is a function of certain lymphocytes.

Answer

A. Fighting infections

Answer

B. Clotting blood

Answer

D. Producing antibodies

VFA Mixed Practice Test #108