Balsa wood is classified as a hard wood!
41
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
One third of the electricity produced on earth is used to power electric light bulbs!
75
One ragweed plant can release as many as one billion grains of pollen!
51
Out of all the senses, smell is most closely linked to memory.
146
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155