Explanation

• Exposure to sunlight triggers the production of vitamin D in the skin.
• Specifically, ultraviolet B (UVB) rays from the sun interact with a compound called 7-dehydrocholesterol, converting it into vitamin D3 (cholecalciferol).
• Vitamin D is essential for calcium absorption, bone health, and immune system regulation.

Explanation

مشتاق احمد یوسفی (4 ستمبر 1921ء - 20 جون 2018ء) اردو کے بھارتی نژاد پاکستانی مزاح نگار تھے۔

ان کی ولادت تب کے ہندوستان اور اس وقت کے بھارت میں ہوئی، مگر انہوں نے بطور مزاح نگار خود کو پاکستانی کہلوانا زیادہ پسند کیا اور تقسیم ہند کے بعد بھارت کو جو نقصان ہوا ان میں مشتاق احمد یوسفی کا ہجرت کر جانا بھی ہے۔

Explanation

بنت العنب سے مراد انگور کی شراب ہے۔

Explanation

A baby’s heartbeat starts before he is born.

It typically around six or seven weeks into pregnancy.

As the heart begins to develop and function while the fetus is still in the womb.

Explanation

The International Day against Nuclear Tests is observed on August 29.

It was established on December 2, 2009 at the 64th session of the United Nations General Assembly by the resolution 64/35, which was adopted unanimously.

Explanation

Argentina was colonized by Spain in the 16th century.

In 1516, Spanish conquistador Juan Díaz de Solís arrived in what is now Argentina.

In 1580, the Spanish established the first permanent settlement in Buenos Aires. 

Spain ruled Argentina for over 300 years, until Argentina declared independence in 1816.

Explanation

Coagulate means جمنا

Solidify means جمنا

Explanation

Airbus is an aircraft manufacturing company. Its headquarters is in France.

Airbus, a major aerospace manufacturer,

Its headquarters in Toulouse, France,

They produce commercial, military, and private aircraft.

Explanation

The Muslim League formed a coalition government with the United Front in the second Constituent Assembly elected in 1955.

The Muslim League was defeated in the 1955 elections by the United Front, but still managed to form a minority government with the support of the United Front.

Explanation

The Majlisi Oli is the Parliament of Tajikistan.

It has two chambers, the Assembly of Representatives (Majlisi namoyandagon) and the National Assembly (Majlisi milli), with 63 and 33 members, respectively.

The Majlisi Oli was established in 1999.

It is headquartered in the parliament palace on Rudaki Avenue.