Explanation

• CTBT stands for Comprehensive Nuclear-Test-Ban Treaty.
• It's a multilateral treaty to ban nuclear weapons test explosions for both civilian and military purposes
• Signed: 24 September 1996
• Its headquarters in Vienna, Austria.

Languages (6):

1. Arabic
2. Chinese
3. English
4. French
5. Russian
6. Spanish

The three countries that have not signed the CTBT are:

1. India
2. North Korea
3. Pakistan

These countries are also among the eight Annex 2 states that have not ratified the treaty.

The United States was the first nation to sign the treaty.

• Signatories: 187
• Ratifiers: 178

Last verified on 09-09-2026

Explanation

• The Indian Councils Act 1909, also called the Morley-Minto Reforms, introduced separate electorates for Muslims.

Additional information:

• Date of introduction: 12 March 1909
• Total members in Central Legislative Council: 60
• Muslim reserved seats: 5
• 27 members were to be elected from different constituencies.
• Nehru Report (28 August 1928) rejected the demand for separate electorate.

Last verified on 01-04-2026

Explanation

• Pakistan conducted a series of nuclear tests on 28 May 1998 at the Chagai test site, in Balochistan.
• 5 Nuclear tests were conducted by Pakistan at 15:15 hrs PST on 28 May 1998.
• The tests were performed at Ras Koh Hills in the Chagai District of Balochistan Province.
• Chagai-I was Pakistan's first public test of nuclear weapons.

Additional information:

• Chagai-II is the codename assigned to the second atomic test conducted by Pakistan, carried out on 30 May 1998.
• These tests followed the Chagai-I series.
• The test site was Kharan Desert, Pakistan.
• The number of tests is 1.

Last verified on 30-03-2026

Explanation

• Mercury Symbol: Hg
• Atomic number: 80
• Melting point: -38.83 °C
• Atomic mass: 200.59 u

Last verified on 13-03-2026

Explanation

• Myopia (Nearsightedness) is an eye defect in which near objects are clear but distant objects appear blurred.
• It occurs when the image forms in front of the retina instead of on it.
• It is corrected by using a concave (diverging) lens.
• The concave lens helps to shift the image back onto the retina.

Last verified on 01-04-2026

Explanation

• The liver is the largest gland in the human body.
• It is situated in the right upper quadrant of the abdomen, beneath the diaphragm, and above the stomach.
• It is reddish-brown.
• It is weighs approximately 1.5 kg.

• The pineal gland is the smallest gland.
• It about the size of a grain of rice.
• It weighs approximately 150 mg.
• It is part of the endocrine system.

Explanation

• Name “Ahmed”, one time mentioned in the whole Quran in Surah As-Saff (61:6)
• It appears in Surah As-Saff (61:6) in the context of the prophecy of Isa (Jesus), son of Mary, about the coming of a messenger after him.

ایسا سورہ الصف (61:6) میں عیسیٰ ابن مریم کی ایک پیغمبر کے بارے میں پیشین گوئی کے تناظر میں ظاہر ہوتا ہے جو ان کے بعد آئے گا۔

Additional information: 

• The name “Muhammad” is mentioned four times in the whole Quran.
• Surah Ali-Imran: ayat 144.
• Surah al-Ahzab: ayat 40.
• Surah Muhammad: ayat 2.
• Surah al-Fath: ayat 29

Last updated by NS on 01 MAY 2026

Explanation

• First capital: Madina
• Hijrah year: 622 AD (1 AH)
• Country: Saudi Arabia
• Role: First Islamic state center
• Famous mosque: Masjid al-Nabawi

Last verified on 27-04-2026

Explanation

• Total mentions: 32 times
• Makki Surahs: 22 times
• Madani Surahs: 10 times
• Status: Third pillar of Islam
• Purpose: Purification of wealth & helping poor

Last verified on 12-06-2026

Explanation