- Home
- Standard 12
- Biology
6.Evolution
normal
During the origin and evolution of life, key biological compounds were progressively synthesised in ocean with the help of energy obtainable from
A
Lightening
B
Ultraviolet light
C
Lightening as well as ultra-violet light
D
Combustion of certain compounds
Solution
$UV$ rays broke $H_{2}O$ into $H_{2}$ and $O_{2}$
Standard 12
Biology
