Various items can be collected depending on personal preferences, some common things include stamps, coins, comics, Action Figures, art pieces, memorabilia, books, and antiques. People may also collect less tangible things like experiences, memories, or knowledge.
They are collected by the state.
Honey is not collected - it is made by bees from nectar, which is collected from flowers.
Data that is collected may have been collected previously for some reason, or it might have been collected recently. Data is usually collected to show statistics or information about something specific.
A writer's collected works are often called a "bibliography" or a "collected works".
water is collected in a reservoir.
Light is collected in grana
it is collected from the ocean
If you meant what is collect in past tense, It is collected.
It is collected by drilling into the earth but that can cause earthquakes.
pig
general collected essays
The simple past is collected.