Tidligere eksamensspørsmål Flashcards
How is water balance maintained in the fish body, in fresh and saline water?
What are the main challenges when ensuring good water quality in aquaculture?
What is the challenge with carbondioxid, CO2, in aquaculture, and how is it handled.
What is the role of Astaxanthin in for example salmonids?
What is unique about fish reproduction compared to livestock (terrestrial) animal
reproduction?
What are the main challenges when ensuring good water quality in aquaculture?
Explain about one fish disease that you know about, and how it can be diagnosed.
How is water balance maintained in the fish body, in fresh and saline water?
What is unique about fish reproduction compared to livestock (terrestrial) animal
reproduction?
Aquaculture production result in release of nutrients that can represent a problem, why?
Give examples of production systems that reduce the negative impact of released
nutrients.
a) Describe the blood circulation system for fish
b) Where is the swim bladder located, and what is its purpose?
c) What is osmoregulation in fish, and describe osmoregulation in a fresh water fish versus
seawater fish?
d) Why is the toxicity of aluminum depending of pH?
