Explanation

Curtain means پردے

Explanation

Under the National Education Policy 1972, free education was recommended up to class 10.

It would be implemented in two phases, making education up to class 8 free in 1972 and up to class 10 in 1974

Explanation

Citric acid occurs naturally in:

• Lemons,
• Limes,
• Pineapples,
• Grapefruits,
• Berries (not blueberries),
• Tomatoes,
• Broccoli,
• Carrots,
• and some varieties of Peppers.

Explanation

John Dalton proposed the Atomic Theory in the early 1800s, stating that all elements are made of indivisible atoms.

He described atoms as indestructible and identical for each element, laying the foundation of modern chemistry.

Explanation

On 27 January 2025, West Indies won a Test match in Pakistan for the first time in nearly 35 years.

The West Indies won the second Test in Multan by 120 runs on day three to draw the series 1-1.

The last time the West Indies won a Test in Pakistan was in Faisalabad in November 1990.

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Explanation

From Third generation operating systems were developed.

The period of third generation was from 1965-1971.

The computers of third generation used Integrated Circuits (ICs) in place of transistors.

A single IC has many transistors, resistors, and capacitors along with the associated circuitry.

The IC was invented by Jack Kilby.

Explanation

Zulifqar Ali Bhutto introduced the 1973 constitution in Pakistan on August 14, 1973.

According to the 1973 constitution, the Provincial Assembly, National assembly, and senate elect the President.

Whereas the Prime Minister is elected by the only National Assembly.

According to the constitution 1973, the minimum age for the President of Pakistan: are 45 Years

The President is elected indirectly for a term of five years.

Explanation

Explanation

Lahore is known as the "Heart of Pakistan" due to its rich cultural heritage, historical landmarks, and vibrant arts scene.

It has been a center of literature, music, and Mughal architecture for centuries.

Explanation

If |A| ≠ 0, then matrix A is Non-singular (also known as invertible).