Skip to content
Fishing License Study
Study Mode
Mode
Sequential
Random
Favorites only
Incorrect answers only
Weak Categories
Category
All categories
Fish Biology and Conservation
Waterbody Management
Fishing Gear and Its Use
Handling of Caught Fish
Relevant Legislation
Compare with
Off
Deutsch
English
Português
Română
中文
Reset filters
Question 89 of 300
Waterbody Management
Welche Schadstoffe sind für Fische besonders gefährlich?
A
Pestizide, Schwermetalle und Öl
B
Natürliches Laub im Herbst
C
Sand und Kies
Explanation
Previous
Next
Edit note
Cancel
Save