In the human body, blood flows through a process of double circulation. Which one of the following statements is true in this regard?
Oxygenated blood reaches the left side of the heart from the lungs.
Blood in the left side of the heart is poor in oxygen and is brought to the right side of the heart.
Deoxygenated blood from the left side of the heart is brought to the lungs for oxygenation.
Oxygenated blood from the right side of the heart is sent around the body.
For election to the Lok Sabha, a nomination paper can be filed by
Miscellaneous · Easy
In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
Miscellaneous · Easy
Which among the following events happened earliest ?
Miscellaneous · Easy
An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?
Miscellaneous · Easy