Which of the following describes an estuary?

Estuaries are fed by a constant supply of __________

What is brackish water? 

Which is NOT a reason why estuaries are important? 

All of the following are types of estuaries except one. 

The amount of mixing of the water in estuaries is the result of the following except which one? 

This is also called foreshore. 

This is the upper part and the driest part of the intertidal zone. 

 Which of the following is NOT a correct food chain in an estuary food web?

 Which of the following is NOT a correct food chain in an intertidal zone food web?