04.07 DBA Biology Study Guide
In preparation for your Module 4 DBA (oral assessment), please be sure you understand this
material. You may have your notes in front of you while we talk, but remember, we will be
having a discussion about these topics.
Why do consumers depend on producers?
Why do producers depend on decomposers?
Create a food chain starting with the sun and including 3 organisms.
Temperature, precipitation, topography, sunlight, and salinity are called ________ factors.
How does too much sunlight affect the oxygen levels in the water?
What happens to the salinity of the water when it ices?
How does high salinity affect the oxygen levels of the water?
What is carrying capacity?
What factors affect carrying capacity?
What’s the difference between primary and secondary succession?
What are some things you do each day that affect the environment?
Explain one path carbon can take through the environment.
*Honors students should also be prepared to discuss the nitrogen cycle from 04.05H.
Call me for your DBA as soon as you're ready!