VFA Mixed Practice Test #699

Question 1

Reserpine, an indole alkaloid isolated from Rauwolfia serpentina, exerts its pharmacological effect primarily by:

Accepted Answer

C. Depleting catecholamine and serotonin stores in presynaptic neurons. — Reserpine acts by irreversibly binding to the vesicular monoamine transporter (VMAT), preventing the uptake and storage of neurotransmitters like norepinephrine, dopamine, and serotonin into synaptic vesicles. This depletion of neurotransmitter stores leads to its antihypertensive and sedative effects.

Answer

A. Directly stimulating adrenergic receptors, leading to vasoconstriction.

Answer

B. Inhibiting the reuptake of norepinephrine, serotonin, and dopamine.

Answer

D. Acting as a competitive antagonist at muscarinic acetylcholine receptors.

Question 2

Indian Space Commission:

Accepted Answer

1972 — 1972 — chaired Sarabhai initially.

Answer

1969

Answer

1985

Answer

1990

Question 3

India G20 presidency year:‌​‍

Accepted Answer

2023 — Dec 2022 - Nov 2023. Summit Sep 2023 Delhi.‌​‍

Answer

2024

Answer

2022

Answer

2025

Question 4

Cochin Shipyard in:

Accepted Answer

Ernakulam — Willingdon Island, Kochi — largest shipyard in India.

Answer

Kollam

Answer

Alappuzha

Answer

Kannur

Question 5

Berlin Blockade (1948-49) was broken by:‌​‍

Accepted Answer

Berlin Airlift (US, UK, France flew supplies for 11 months) — USSR blockaded West Berlin (June 1948). ‌​‍Western Allies airlifted 2.3 million tons of supplies. Blockade lifted May 1949.

Answer

Military invasion

Answer

Soviet retreat

Answer

Diplomatic negotiation

Question 6

Capital shifted from Padmanabhapuram to TVM by:‌​‍

Accepted Answer

Marthanda Varma — Marthanda Varma shifted capital to Thiruvananthapuram.‌​‍

Answer

Dharma Raja

Answer

Swathi Thirunal

Answer

Uthradam Thirunal

Question 7

Mangalavanam Bird Sanctuary is located in the heart of which city?‌​‍

Accepted Answer

Kochi — Mangalavanam is a mangrove wetland in the heart of Kochi city, often called the green lung of Kochi.‌​‍

Answer

Thrissur

Answer

Thiruvananthapuram

Answer

Kozhikode

Question 8

Down's syndrome is due to:

Accepted Answer

Trisomy 21 — Extra chromosome 21. Features: intellectual disability, characteristic facial features. Risk rises with maternal age.

Answer

XXY

Answer

Turner (XO)

Answer

X-linked

Question 9

1951 Refugee Convention defines a refugee as:‌​‍

Accepted Answer

Person fleeing persecution due to race, religion, nationality, political opinion, or membership in social group — 1951 Convention + 1967 Protocol. ‌​‍India is not a signatory but follows humanitarian principles. Around 100 million displaced globally (UNHCR 2024).

Answer

Any migrant

Answer

Tourist

Answer

Economic migrant

Question 10

IFFCO stands for:‌​‍

Accepted Answer

Indian Farmers Fertilisers Cooperative Ltd. — IFFCO = Indian Farmers Fertiliser Cooperative Limited (founded 1967).‌​‍

Answer

Indian Fisheries Farmers Cooperative Ltd.

Answer

Industrial Farmers Fertilisers Cooperative Ltd.

Answer

Industrial Fisheries Farmers Cooperative Ltd.

VFA Mixed Practice Test #699