Tag: science & technology

When were bar code scanners invented?

This English inventor is known as the 'Father of Computing.'

which is the most poisonous animal in the world?

which animal requires very less water?

On this day in 1972, the Stockholm Conference on Human Environment was held in Sweden. Since then the World Environment Day is celebrated on this day. State the date

Scientists estimate that for each person, there may be as many as

This species of bird native to North America was considered to have been one of the most numerous birds on earth. Intensive shooting and the destruction of the birds’natural breeding ground brought about a sudden fall in their numbers. The last of this species on earth died in a zoo in Circinnati in 1914. Name this bird

Wind erosion is one of the key causes of desertification and occurs when soil is left bare of vegetation. State the major cause of wind erosion in arid and semi-arid lands where this problem is most severe

Which is the first state to implement the path-breaking proposal that environment should be included as a separate subject in schools

Name the gas released from landfills, decaying organic matter under shallow water in marshes and bogs, flooded paddy fields, by ruminant animals & termites, and by the burning of biomass. A molecule of this gas has 21 times more global warming potential than a molecule of CO2