The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in_____ of sea water.

a) 1 gram

b) 10 grams

c) 1 Kg

d) 10 Kg (more…)

In which region India discovered 7th largest Lithium reserves in the world?

a) Bihar

b) Jammu and Kashmir

c) Uttar Pradesh

d) Gujrat (more…)

Which city hosted PSL 8 inaugural ceremony on 13 February 2023?

a) Karachi

b) Multan

c) Lahore

d) Rawalpindi (more…)

The position of an element in the periodic table is determined by its____ number.

a) Electron

b) Proton

c) Neutron

d) Positron (more…)