A Fish Swimming into an Estuary from a River Would

question 12

Multiple Choice

A fish swimming into an estuary from a river would have which of the following as its greatest physiological challenge?

• A) The high water flow would make the fish expend more energy.
• B) The low oxygen content would give the fish difficulty in swimming aerobically.
• C) The temperature change would stress the fish by denaturing its proteins.
• D) The change in water solute content would challenge the osmotic balance of the fish.

---

Definitions:

Cycle Billing

A billing practice where customers' bills are produced at different times during the month based on a predetermined schedule or cycle.

Collection Agency Transaction

The process or action where a business specializing in collecting debts manages or conducts a financial operation, usually the collection of overdue accounts.

Cycle Billing

Cycle Billing is a process where bills are generated for different groups of customers at various times during the month, rather than all at once.

Monthly Billing

A billing system where charges for services or goods are invoiced or billed on a monthly basis.