Which one of the following is a tertiary activity?

• Farming

• Trading

• Weaving

• Hunting

Which one of the following activities is NOT a secondary sector activity?

• Iron Smelting

• Catching fish

• Making garments

• Basket weaving

Which one of the following sectors provides most of the employment in Delhi, Mumbai, Chennai and Kolkata.

• Primary

• Quaternary

• Secondary

• Service

Jobs that involve high degrees and level of innovations are known as:

• Secondary activities

• Quaternary activities

• Quinary activities

• Primary activities.