A patient is put to dialysis when he or she suffers from?

a) Heart failure

b) Lungs failure

c) Kidney failure

d) Stomach failure (more…)

Which language is most spoken in the world?

a) English

b) Spanish

c) Mandarin

d) Hindi (more…)

a) Elephant

b) Giraffe

c) Blue Whale

d) Ostrich (more…)

a) hummingbird

b) weebill

c) pardalote

d) none of these (more…)

a) seasons

b) atmosphere

c) air and sound

d) winds and clouds (more…)

a) Pakistan

b) India

c) China

d) Russia (more…)