Tag: science & technology

I provide man's basic needs, I help save the earth; yet he harms me for his greed, ignoring my worth.

More dangerous than we appear, we am warming up the climate; do not turn a deaf ear, save you dear planet.

When the sun is up and its light is free, Why ___ the light and waste energy?

__ are felled to make paper. So do your bit to relieve their plight.

Shun the use of __ bags. It causes litter and clogs drains, chokes landfills and for ages, in the environment remains. Its a hazard to the planet.

Which of the following rays are used for the detection of counterfeit currency and forgery in document

The blue colour of the sky is due to

which is the device used for store charge

what is the boiling point of water inside the pressure cooker