Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
One barrel of petroleum holds 42 gallons.
20