Aquatics

What is an anoxic event?

• When oxygen drops

• When oxygen increases

• When an oligotrophic lake becomes mesotrophic

• When oxygen completely depletes

Which best describes a nekton?

• Clams

• Striders

• Shrimp

• Trout

What are neuston?

• Bottom feeders

• Surface dwellers

• Free swimmers

• Microscopic plants

What 2 zones is there light that reaches the bottom for the ocean and lake

• Littoral and Limnetic

• Neritic and Littoral

• Bathyal and Littoral

• Euphotic and Littoral

What is the open lake zone?

• Littoral

• Profundal

• Limnetic

• Oceanic

What 2 zones are dark zones?

• Limnetic and Profundal

• Bathyal and Abyssal

• Profundal and Bathyal

• Abyssal and Profundal

Which lake has high clarity, low nutrient and oxygen levels?

• Oligotrophic

• Mesotrophic

• Eutrophic

• Hypertrophic

Which lake has high algae content, low oxygen, and accelerated bacteria growth

• Oligotrophic

• Mesotrophic

• Eutrophic

• Hypertrophic

What lake would I stock with high oxygen dependent fish like trout?

• Oligotrophic

• Mesotrophic

• Eutrophic

• Hypertrophic

What lake would I go fishing for murky fish like carp or catfish?

• Oligotrophic

• Mesotrophic

• Eutrophic

• Hypertrophic