Calitatea aerului,solului, apei

Quiz
•
Biology
•
8th Grade
•
Medium
Pop Aurel
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50 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Prin respiraţie vieţuitoarele consumă oxigen.
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Prin fotosinteză se eliberează in atmosferă dioxid de carbon.
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Efectul de seră produce fenomenul de incălzire globală.
5.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Agenţii poluanţi se impart in:
3 răspunsuri corecte
fizici
biologici
chimici
termici
6.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Efecte ale poluării aerului sunt:
3 răspunsuri corecte
ploile acide
smogul
răcirea globală
efectul de seră
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Concentraţia normală de oxigen din atmosferă este:
1 RĂSPUNS CORECT
17%
21%
0.03%
2%
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