Explanation

Sea water, water that makes up the oceans and seas, covering more than 70 percent of Earth's surface.

Explanation

The chemical name of "chalk" is calcium carbonate.

It is commonly used in classrooms and as a dietary supplement due to its high calcium content.

Explanation

Venus orbits the Sun anti-clockwise but spins clockwise on its axis.

This unique rotation is known as retrograde rotation.

Explanation

The draft of this Constitution was introduced in the Assembly on 9th January 1956 and was passed by the Assembly on 29th February 1956.

The assent was given on it by the Governor General on 2nd March 1956.

This Constitution was enforced with effect from 23rd March 1956.

Explanation

The Strait of Gibraltar connects two large water bodies, the Atlantic Ocean & Mediterranean Sea.

they lie between southernmost Spain and northwesternmost Africa.

The Strait of Gibraltar is located in the Iberian Peninsula (Spain)

The Sea separates Europe from Africa

Explanation

The 8th Amendment to the Constitution of the Islamic Republic of Pakistan (1973) allowed the President to unilaterally dissolve the National Assembly and elected governments.

This amendment significantly increased presidential powers during its time.

Explanation

Dollar : Dime :: Century: Decade

A dime is worth one-tenth of a dollar.

A decade is one-tenth of a century (10 years in a decade, 100 years in a century).

Explanation

The first Islamic Summit Conference was held in Rabat from 22-25 September 1969, with 24 countries participating.

The conference was convened in response to the burning of the Al-Aqsa Mosque.

Explanation

The Pyrometer is used for measuring very high temperatures.

Pyrometers can measure temperatures without direct contact.

This making them ideal for extreme conditions.

Explanation

Hapless: بے بس