Explanation

• Atoms of the same element with different numbers of neutrons are called isotopes.
• Atoms of the same element have the same number of protons and electrons but different numbers of neutrons.

Last verified on 09-11-2026

Explanation

Explanation

• Insulin is produced by the pancreas.
• The pancreas contains clusters of cells called the Islets of Langerhans.
• Beta (β) cells within these islets produce and secrete insulin.
• Insulin helps regulate blood glucose (sugar) levels by promoting glucose uptake into cells.

Last verified on 07-09-2026

Explanation

• The kidney is an important organ responsible for filtering blood and forming urine.
• Its structural and functional unit is the nephron.
• Each kidney contains millions of nephrons.
• They perform filtration, reabsorption, and secretion.

Last verified on 23-04-2026

Explanation

Adam’s ale: Water.

- Urdu: پانی۔

- It refers to plain, ordinary drinking water.

Last updated 08 Nov 2026 by NA

Explanation

To be at daggers drawn: To be bitter enemies or in serious disagreement.

- Urdu: سخت دشمنی یا شدید اختلاف میں ہونا۔

Last updated 08 Nov 2026 by NA

Explanation

Sagacious means ذہین ۔ دانا

• Foolish means بے وقوف
• Fatuous means فضول

Last updated 08 Nov 2026 by NA

Explanation

Zeal means جوش

Apathy means بے حسی

Last updated 08 Nov 2026 by NA

Explanation

Average is equal to sum of all numbers and divided by Total numbers

= 9+18+27+36+45 = 135/5

=27

Last updated 08 Nov 2026 by NA

Explanation

• A land tax imposed on non-Muslim cultivators and landlords was known as Kharaj
• Non-Muslim subjects paid kharaj on their lands;
• Muslim landowners generally paid 'ushr

Additional information:

• Jizyah: Personal tax on eligible non-Muslim adult males
• Khums: One-fifth (20%) of war booty and certain other specified gains
• Zakat: 2.5% annual tax on eligible Muslim wealth
• Ushr: One-tenth (10%) of agricultural produce from naturally irrigated Muslim-owned land

Last updated 08 Nov 2026 by NA