Sentence examples for typically called upon from inspiring English sources

While public natural areas are typically called upon to provide key habitat in cities, green spaces on private property make up large parts of the urban land base and provide important roles for habitat and ecosystem services that support city function.

Does your date have longtime friends or does he/she seem to only have a handful of folks typically called upon for nights when they go clubbing (this doesn't include someone who is new in town and only starting to meet people)?

These codes and guidelines typically call upon RECs to approve, reject, or demand modifications to protocols reviewed.

Event handlers typically call upon functions.

Waiting to be called upon again.

He certainly delivered when called upon, but was never called upon again.

Our papers have received scrutiny by dozens of top scientists, not just the two or three that typically are called upon by journalists.

Such plans are typically called cash-for-clunkers programs.

These elements are typically called national extensions.

Units in a cluster are typically called as "candidate" units.  .

For indicative sentences, such contents are typically called Propositions.