For proper formation of teeth,_____ is essential.

a) Iodine

b) Copper

c) Fluorine

d) Iron (more…)

When US President Joe Biden made surprise trip to Kyiv?

a) 20 February 2023

b) 19 February 2023

c) 18 February 2023

d) 17 February 2023 (more…)

a) Sundar Pichai

b) Leena Nair

c) Neal Mohan

d) Susan Wojcicki (more…)

a) White, Black, Blue

b) Red, Yellow, Blue

c) Red, Orange, Blue

d) Red, Green, Blue (more…)

a) Solid Oxygen

b) Solid Carbon Dioxide

c) Solid Hydrogen

d) Solid Nitrogen (more…)

a) 1st

b) 2nd

c) 3rd

d) 4th (more…)