Biotična pestrost in vodni ekosistemi

Quiz
•
Biology
•
7th Grade
•
Hard
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koliko vrst živih bitij je bilo poimenovanih in katalogiziranih?
43 271
215 644
953 434
8 118
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kateri ekosistem velja za najbolj raznolikega na našem planetu?
Gozdovi
Pustinje
Tropski deževni gozdovi
Ledene pokrajine
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koliko vrst nevretenčarjev je bilo doslej opisanih?
10 milijonov
5 milijonov
30 milijonov
1 milijon
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katera skupina živali je najštevilčnejša v živalskem kraljestvu?
Ribe
Vretenčarji
Ptiči
Nevretenčarji
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kateri dejavnik v kmetijstvu vpliva na biotsko raznovrstnost z izsuševanjem mokrišč?
Čezmeren odvzem rastlinskih in živalskih vrst iz narave
Nenadzorovana urbanizacija
Povečevanje kmetijskih zemljišč
Regulacije vodotokov
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaj omogoča biotska pestrost glede na pridobivanje novih telesnih znakov in lastnosti?
Prilagajanje spremembam v okolju
Zagotavljanje hrane
Nadziranje škodljivcev in bolezni kmetijskih pridelkov
Zagotavljanje kisika
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kateri dejavnik ogroža biotsko pestrost zaradi pomanjkljive zavesti o pomenu biotske raznovrstnosti?
Regulacije vodotokov
Pomanjkljivo izobraževanje, usposabljanje in ozaveščanje
Nenadzorovana urbanizacija
Neizvajanje predpisov
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