
Utjecaj čovjeka na stabilnost ekosustava
Quiz
•
Biology
•
Professional Development
•
Practice Problem
•
Medium
Antonija Jančec
Used 7+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ekosustav je siguran od izumiranja dok promjenama nisu pogođene:
dominantne vrste
ključne vrste
inženjeri okoliša
invazivne vrste
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tijekom povijesti razvoja života na Zemlji poznajemo:
2 masovno izumiranja
3 masovna izumiranja
4 masovna izumiranja
5 masovnih izumiranja
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Samočišćenje voda jest autopurifikacija.
točno
netočno
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Održavanje nepromjenjivosti ekosustava nazivamo ekvilibrij.
točno
netočno
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
U procesu bioakumulacije različite toksične tvari poput pesticida nakupljaju se u organizmima unutar hranidbene mreže.
točno
netočno
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
U onečišćenoj rijeci, u kojim bi organizmima bioakumulacija bila najveća?
vodenim biljkama
ribama
vodozemcima
beskralježnjacima
sisavcima
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Čovjek je namjerno ili slučajno na mnoga staništa unio nove vrste koje dotad nisu ondje živjele. Takve se vrste nazivaju autohtone.
točno
netočno
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