Questions

About 150 - 200 species of plant, insect, bird and mammal become extinct every day or 24 hrs.

This is not an accurate but an estimation by U.N. Convention on Biological Diversity and Global Extinction Rates. It is also said that current extinctions were 'up to 100 times higher than the background rate.'

Galvanised iron sheets have a coating of zinc.

True, Stress is a factor that contributes to heart disease risk.

More factors that contributes to heart disease risk are blood pressure, cholesterol, smoking, physical inactivity and overeating.

Strength of concrete increases with increase in water cement ratio as the strength of the cement is directly proportional to water cement ratio.

The design plans for the U-shaped skyscraper ‘The Big Bend’ in New York, hailed as the world’s longest building, have been revealed. The 4,000-foot long building will feature an elevator system that can travel in curves, horizontally and in loops.

Dr. BR Ambedkar was elected to Constituent Assembly from West Bengal.

Along any transmission path from a given source to a given destination, a group of virtual circuits can be grouped together into what is called path.