Explanation

• Metadata is information that describes or provides details about data.
• It helps users understand, organize, search, and manage data.
• Examples include a file's name, size, author, creation date, and format.
• Metadata improves data retrieval and management.
• It is widely used in databases, websites, and digital files.

Last verified on 28-07-2026

Explanation

• Boeing was selected to develop the U.S. Air Force's F-47.

Additional information:

• Contract awarded: 21 March 2025
• Program: Next Generation Air Dominance (NGAD)
• Generation: 6th-generation fighter
• Expected first flight: 2028
• Expected service entry: 2030s

Last verified on 27-07-2026

Explanation

• Cow and Deer are herbivores because they feed on plants.
• Herbivores eat grass, leaves, fruits, and other plant materials.

Additional information:

• Herbivores: Cow, Deer, Goat, Rabbit, Elephant
• Carnivores: Lion, Tiger, Leopard, Wolf, Cheetah
• Omnivores: Human, Bear, Crow, Pig, Hen

Last verified on 27-07-2026

Explanation

• Paramecium contains two nuclei: a macronucleus and a micronucleus.
• The macronucleus controls daily metabolic and cellular activities.
• The micronucleus is responsible for reproduction and genetic exchange.
• Paramecium is a single-celled protozoan found in freshwater.
• It belongs to the phylum Ciliophora.

Last verified on 27-07-2026

Explanation

• The Himalayas form the main watershed between the Indus and Ganges river systems.

Additional information:

• Length of the Himalayas: About 2,400 km
• Countries crossed: 5 (Pakistan, India, Nepal, Bhutan, China)
• Highest peak: Mount Everest – 8,848.86 m
• Major river systems: Indus, Ganges, Brahmaputra
• Formation began: About 50 million years ago

Last verified on 27-07-2026

Explanation

• The Bullets and Numbering commands are located in the Paragraph group on the Home tab.
• They are used to create bulleted and numbered lists.
• These features help organize information in a clear and readable format.
• The Paragraph group also contains alignment, indentation, and line spacing options.

Last verified on 27-07-2026

Explanation

Given:  

5x/4 = 8y/3

Cross multiply:  

5x _ 3 = 8y _ 4  

15x = 32y

Now write as ratio x : y  

x / y = 32 / 15  

So x : y = 32 : 15

Last verified on 27-07-2026

Explanation

• Conquest of Sindh: 712 AD
• Battle: Aror (near Rohri)
• Opponent: Raja Dahir (killed in battle)
• He attacked Sindh on orders of the Umayyad Caliph through Hajjaj bin Yusuf.
• Death: 18 July 715 AD

Major cities captured:

• Nirun
• Debal (Sikka fortress)
• Brahmanabad
• Alor (Aror)
• Multan

Last verified on 01-04-2026

Explanation

√2 is an irrational number because it cannot be written as a fraction.

√9 = 3, 8, and 9 are all rational numbers.

Last verified on 27-07-2026

Explanation

• Hazrat Ali (RA) was on his way to lead the Fajr prayer when he was attacked and later martyred.
• He was struck with a poisoned sword by Abd al-Rahman ibn Muljam.
• The attack took place in the Great Mosque of Kufa.
• He was attacked on 19 Ramadan 40 AH (26 January 661 AD).
• He was martyred on 21 Ramadan 40 AH (28 January 661 AD) after two days.

Last verified on 27-07-2026