Explanation

Aqua is a greenish-blue color, often thought of as the shade of water.

Aqua, water in Latin, is a variation of cyan that sits between green and blue in the color wheel.

Aqua means پانی

Water means پانی

Explanation

Vitamin A deficiency can be caused by inadequate intake, poor fat absorption, or liver disease.

Deficiency impairs immunity and blood formation, causing skin rashes and typical eye symptoms (xerophthalmia, night blindness, etc.).

Carrot is a good source of Vitamin A.

Night blindness means رات کا اندھا پن 

Explanation

When someone receives an “eye transplant,” they are given a donor cornea, the clear front part of the eye.

The corneal transplant requires a functioning retina and optic nerve to restore vision.

ND12_8_2023

Explanation

Mercury is the only metal that is liquid at normal temperatures. 

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Chemical compounds of mercury have found uses in batteries, in biocides in the paper industry, in paints, and on seed grain, as antiseptics in pharmaceuticals, as reagents in laboratories, and as catalysts.

Four other elements are liquids slightly warmer than room temperature.

They are:

• francium
• cesium
• gallium
•  rubidium

ND31-12-2022

SH10-8-2023

Explanation

The mercury barometer is the oldest type of barometer.

It was invented by the Italian physicist Evangelista Torricelli in 1643.

Explanation

The concept of vaccination was pioneered by Edward Jenner.

He is credited with developing the first smallpox vaccine.

Discovery Date: Jenner's groundbreaking work began in 1796. 

Explanation

COVID-19 is caused by a virus, specifically the SARS-CoV-2 virus.

The first infections with SARS-CoV-2 appeared in Wuhan in 2019.

Explanation

A normal resting heart rate should be between 60 to 100 beats per minute.

Explanation

Antoine Henri Becquerel was an engineer, physicist, Nobel laureate,

First person to discover evidence of radioactivity.

 He belonged to France.

Explanation

William Harvey: first known physician to describe completely, and in detail, the systemic circulation and properties of blood. 

William Harvey is also known as father of circulation of blood.