hydrogen
helium
nitrogen
oxygen
The gas which turns Limewater milky is
The genes which confer antibiotic resistance to bacteria are located in
The genetic material that contains all the information needed for the development and existence of an organism is
The green colour seen in firework displays is due to the chloride salt of:
The Green house gases, otherwise called radioactively active gases include ?
The greenhouse effect is caused by the higher level of which gas in the atmosphere
The Greenhouse effect is mainly due to rise in atmospheric
The greenish yellow colour is seen on a hard boiled egg. This is due to
The H5N1 virus which causes bird flu was 1st discovered in
The hapatitis -B, which affects liver, is actually
