Sedan när har miljögifterna minskat?
De flesta miljögifterna har minskat kraftigt sedan...
Vad betyder begreppet biomagnifikation?
Begreppet biomagnifikation betyder...
att djur högre upp på näringskedjan får högre koncentration av gifter som befinner sig i djurets ekosystem. att miljögifter blir mer effektiva när de ligger i ett rovdjurs olika fetter. Under vilka två stora begrepp brukar man ofta dela upp miljögifter i?
Miljögifter brukar delas upp i ...
tungmetaller och organiska miljögifter. fettlösliga och ej fettlösliga. Vilka av dessa är tungmetaller? välj två alternativ!
Markera det rätta svaret.
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