Questions

Carbon monoxide (CO) is very dangerous because it binds with the haemoglobin more efficiently than oxygen does. It "hogs the seats" so that oxygen can't get a ride. And those CO molecules keep riding around, never giving their seats up to the oxygen. This means there is no way to get oxygen to the brain, heart, or other cells and those cells start to die. And finally, it leads to suffocation and even death of a person.

India finalised an Open Skies Agreement with Japan, allowing designated airlines of both signatory countries to operate freely. This is likely to be formalised during Japanese Prime Minister Shino Abe’s visit to India later this month. The agreement may allow airlines from Japan to fly directly to Chennai and Bengaluru. All Nippon Airways, Japan Airlines and Air India are the only carriers that connect the two countries, now.

The Mahanadi is a major river in East Central India. It drains an area of around 141,600 square kilometres and has a total course of 858 kilometres Mahanadi is also known for the Hirakud Dam. The river flows through the states of Chhattisgarh and Odisha. Mahanadi river in central India, rising in the hills of southeastern Chhattisgarh state.