Explanation

• Iodine deficiency causes goiter, an enlargement of the thyroid gland.
• Iodine is essential for the production of thyroid hormones.
• Severe iodine deficiency during pregnancy or early childhood can impair brain development.

Last verified on 07-09-2026

Explanation

Iron deficiency can lead to Anaemia, a condition characterized by:

• Low red blood cell count
• Pale skin
• Fatigue
• Shortness of breath
• Dizziness

Last verified on 02-11-2026

Explanation

• Monotremes are mammals that lay eggs instead of giving birth to live young.
• The platypus and echidnas are the only living groups of monotremes.
• Placentals develop their young inside the uterus with the help of a placenta.
• Marsupials usually give birth to underdeveloped young that continue developing in a pouch.
• Cetacea includes whales, dolphins, and porpoises.

Last verified on 27-10-2026

Explanation

• The normal body temperature is: 37°C.
• The average normal body temperature is generally accepted as 98.6°F (37°C).
• A temperature over 100.4°F (38°C) means you have a fever.

Additional Information:

• Hypothermia is the term used for temperature less than 36.50°C.
• Mild Pyrexia is the term used for temperature (99-100°F).
• Moderate Pyrexia is the term used for temperature (100-103°F).
• Severe Pyrexia is the term used for temperature (103-105°F).

Explanation

• Water has maximum density at 4°C.
• When Water is in its Solid form (Ice) below 0°C.

Last verified on 27-10-2026

Explanation

• Adopted: 12 March 1949

• Adopting Body: Constituent Assembly of Pakistan

• Presented By: Prime Minister Liaquat Ali Khan

• Date of Presentation: 7 March 1949

Additional information:

• Total Members of Assembly: 75

• Members Supporting the Resolution: 21

• Minority Members: 10

• All amendments proposed by minority members were rejected.

• As a result, all 10 minority members voted against the resolution.

Last Updated on 12-01-2026

Explanation

• The number of spark plugs needed in a diesel engine is zero
• Diesel engines use compression ignition instead of a spark.
• Air is compressed until it is hot enough to ignite the fuel.
• Instead of spark plugs, they use glow plugs to warm the engine when cold

Explanation

• Nitrogen (N₂) → 78%

Additional information:

• Oxygen (O₂) → 21%
• Argon (Ar) → 0.93%
• Carbon dioxide (CO₂) → 0.04% (approximately)
• Other gases → Trace amounts

Last verified on 28-06-2026

Explanation

• Smallest bone: Stapes.
• Location: Middle ear.
• Three ear bones: Malleus, Incus, Stapes.

Additional information:

• Longest bone: Femur (thigh bone).
• Adult human skeleton: Usually 206 bones.
• Newborn: About 300 bones at birth; many later fuse together.
• Human skull: 22 bones (8 cranial + 14 facial)

Last verified on 03-09-2026

Explanation

• Founded: 1-July-1948
• Headquarters: Karachi, Sindh
• Founded by: Muhammad Ali Jinnah
• First Governor: Zahid Hussain
• First Female Governor: Shamshad Akhtar
• SBP Responsibility: Implement monetary policy

Last verified on 13-09-2026