Gas Exchange Is More Difficult for Aquatic Animals with Gills

question 14

Multiple Choice

Gas exchange is more difficult for aquatic animals with gills than for terrestrial animals with lungs because

• A)water is less dense than air.
• B)water contains much less O₂ than air per unit volume.
• C)gills have less surface area than lungs.
• D)gills allow only unidirectional transport.
• E)gills collapse in air.

---

Definitions:

Miscellaneous Income

Income from non-core business activities that do not fit into other income categories, often irregular or infrequent.

Outstanding Checks

Checks that have been written and recorded in accounting but have not yet been cashed or cleared by the bank.

Bank Reconciliation

The process of matching and comparing figures from accounting records against those shown on a bank statement to ensure accuracy and consistency in financial records.

Outstanding Checks

Outstanding checks are checks that have been written and recorded in the payor's ledger but have not yet been cashed or cleared by the bank.