According to the Central Pollution Control Board (CPCB), particulate size .........micrometers or less in diameter are responsible for causing the greatest harm to human health.
0.5
2.5
5
10
B.
2.5
The substances which reduce friction are called ...............
irregularities
lubricants
adhesives
viscous
'Notepad' is a text editor in which of the following operating system?
Windows
Google Chrome
Mozilla Firefox
Macintosh
If the speed of an object moving along a straight line keeps changing, its motion is said to be ...........
Uniform
Periodic
Circular
Non-uniform
________ scheme launched by the Central Government is a special social security scheme which includes Pension and Life Insurance.
Deen Dayal Upadhyaya Grameen Kaushalya Yojana
Deendayal Upadhyaya Gram Jyoti Yojana
Mahatma Gandhi Pravasi Suraksha Yojana
Indradanush Scheme