Write the unit used for measuring ozone thickness.

In which part of atmosphere 'Good ozone' is found? Name the unit used for measuring the thickness of ozone in air column.

Write the importance or measuring population size in a habitat or an ecosystem.

Write the units of cell constant.

Write the unit of angular momentum.

Hot wire ammeters are used for measuring

Auxanometer is used to measure:

Write the units of 'g' and 'G'.