Pressure cookers are based on the principle that

1. The boiling point of liquid increases with increase in pressure
2. The boiling point of liquid decreases with increase in pressure
3. The boiling point is constant

Which one of the above is correct principle

The Tamil Nadu Poompuhar won the National E-Governance for Silver Award in 2016-17

Name the first women President of India

The High court judges retire at the age of

Arrange the following in ascending order based on number of carbon atoms present in it

1. Erythrose Phosphate
2. Phospho glyceraldehyde
3. Sedoheptulose phosphate
4. Ribulose Phosphate

The bacterium which shows symbiotic relationship with root nodules of legume plants is