Explanation

A fission reaction is a chemical reaction in which an atomic nucleus splits into smaller parts, releasing energy.

It typically occurs in nuclear reactors and atomic bombs.

Explanation

Just as a knife is used for cutting, a razor is the tool specifically used for shaving.

Both involve sharp instruments performing specific functions.

Explanation

Lead (Pb) is not essential for plants.

It does not play any known role in plant growth or metabolism.

In fact, it can be toxic to plants when present in significant amounts.

Explanation

Nusrat Fateh Ali Khan was a legendary Pakistani Qawwali singer known globally for his contributions to Sufi music.

Born: October 13, 1948

Died: August 16, 1997, in London, UK, at the age of 48.

Explanation

Nawab Salimullah, the 3rd Nawab of Dhaka and founder of All India Muslim League.

He was the founder President of Bengal Muslim League in 1907.

The first Nawab of Dhaka was Khwaja Hafizullah.

The the second Nawab of Dhaka was Khwaja Ahsanullah.

Explanation

North Korea changed its time zone to align with South Korea's in May 2018, as a symbol of unity.

This change was a significant gesture towards reconciliation between the two nations, which have been divided since 1945.

Explanation

The phrase "In for a penny, in for a pound".

It means if you commit to something, especially something risky, you should follow through completely.

It originates from British currency.

Explanation

First Battle of Panipat: 21 April 1526

Fought Between: Babur Vs Lodi

Won by: Babur

Second Battle of Panipat: November 5, 1556

Fought Between: Hemu Vs Akbar

Won by: Akbar

Third Battle of Panipat: 14 January 1761

Fought Between: Abdali Vs Marathas

Won by: Abdali

Explanation

She told us to take off our shoes.

In indirect speech, commands are reported without quotation marks.

"Take off your" changes to "to take off our" to reflect the group being addressed.

Explanation

In 1966, the Government of Pakistan awarded Hilal-i-Istaqlal to Lahore, Sargodha, and Sialkot.

These cities showed severe resistance to the enemy during the Indo-Pakistani War of 1965.

They were key targets of the Indian advance.