Exercise 3.1B: Aquatic Diversity
|Complete the five Check and Reflect questions found on page 380.|
|1. Give 4 examples of why there is more diversity of living things in saltwater than in freshwater.|
|2. Describe three characteristics that enable fish to live in aquatic environments?|
|3. Some water plants thrive in our lakes. Every summer they grow up but every winter they die back.
How have they adapted to seasonal changes in their environment?
|4. What might happen to the fish in a lake if a factory continually discharged a large amount of warm water in to the lake?|
|5. Select what you feel is the most interesting factor aquatic organisms have to adapt to and explain why it is the most interesting.|