Unit 1: Introduction & Review

Exam Review

• If you want to use a copy of the nitrogen cycle for your exam, you will need to write it on a separate piece of paper prior to the exam.

Things to change on review:• Replace sulfate (2e) with carbonate• #5 – Be able to identify uses of each fin• #11 – Add slime disease• Eliminate: Anchor worms• Eliminate: Fin rot• Eliminate: Nitrate/nitrite toxicity• Eliminate: Ammonia toxicity

• FYI – 22 students are already failing my class.

Define the following:• Turbidity

• Dissolved oxygen

• TAN

• pH

Define the following:• Proper pH range? Why?

• Limiting factor

• Carrying capacity

Define the following:• 1st two limiting factors in aquatic systems

• Diffusion

• Osmosis/Osmotic Pressure

• Stressor

Define the following:• Acute

• Peracute

• Chronic

Define the following:• Biotic factor

• Abiotic factor

• Habitat

• Niche

Define the following:• Ecosystem vs. Community

Define the following:• Photosynthesis vs. Cellular Respiration

• Dominant vs. Recessive traits

• Kingdom vs. genus/species

Know the symbols for the following polyatomic ions:

• Ammonia Nitrite

• Ammonium Carbonate

• Nitrate Phosphate

NH3

NO2-

NH4+

NO3- PO4

3-

CO32-

Know the difference in the following relationships:

• Predator

• Prey

• Symbiosis

Know the difference in the following relationships:

• Mutualism

• Parasitism

• Commensalism

Review Questions:

• Name two types of life that remove ammonia from an aquatic system

Review Questions:

Review Questions:

• Placoid scales

• Ganoid scales

• Cycloid scales

• Ctenoid scales

Review Questions:

• What is the earliest known fish?

Review Questions:

• Why do fish have fins? Gills?

Review Questions:

• Know the difference in fish eyes and how it related to the depth of the water they thrive in.

Know the symptoms of the following

• Ick

• Flukes

Know the symptoms of the following

• Dropsy

• Swim bladder disease

• Slime Disease -