Explanation

• Heinrich Wilhelm Waldeyer coined the word "neuron" in 1891.
• He based it on the ancient Greek word for sinew or cord.
  
• Neuron theory/doctrine emerged at the end of the 19th century.
• Core claim — Nerve tissue = individual cells; each is a genetic, anatomic, functional, and trophic unit.
  
  Last updated by NA on 09-09-2026

Explanation

• Windows+Homeminimizes all windows except the active one
• Press it again to restore the minimized windows

Additional information:

• Windows logo key + Shift + Up arrow: Stretch the desktop window to the top and bottom of the screen.

Explanation

تشریف رکھیے

English: Please have a seat.

Explanation

 جیسا باپ، ویسا بیٹا۔
English: Like father, like son

Explanation

میں تصدیق کرتا ہوں کہ اس کا اخلاق اچھا ہے۔

English: I confirm that he has good character.

Explanation

• The first revealed Surah: Al-Alaq (96th Surah) when the Holy Prophet (PBUH) was 40 years and 6 months
• First Word Revealed: Iqra ( means: Read)
• Number of verses: 5
• Location of the first wahi: Cave Hira (Ghar-e-Hira), Makkah
• Angel: Jibril (A.S.)
• In: 610 AD
  

Last updated by NA on 09-09-2026

Explanation

• An input device is any hardware component used to send data, signals, and commands to a computer. 
• Keyboard: Used to type text and enter commands.
• Mouse: Used to control the cursor and select items.
• Microphone: Used to record sound.
• Scanner: Used to convert physical documents into digital file
  

Last updated by NA on 09-09-2026

Explanation

The square root of 144 is:

√144 = 12

Since 12 × 12 = 144.

So, the correct answer is: 12

Last verified on 09-09-2026

Explanation

Ali wrote a letter.

• The sentence usually follows the pattern: Subject + Verb + Object
• Active Voice is a sentence structure in which the subject acts.
• Ali is the subject, wrote is the verb, and a letter is the object.

Explanation

Mean = Sum of values ÷ Number of values
= (10 + 20 + 30) ÷ 3

= 60 ÷ 3

= 20.

Last updated by NA on 09-09-2026