
Quiz über den Stickstoffkreislauf
Quiz
•
Biology
•
6th Grade
•
Practice Problem
•
Medium
Lena Türk
Used 1+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Was ist ein wesentliches Bauelement von Aminosäuren?
Stickstoff
Wasserstoff
Kohlenstoff
Sauerstoff
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wie viel Prozent der erdnahen Atmosphäre bestehen aus Stickstoff?
25%
90%
78%
50%
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Welche Bakterien können elementaren Stickstoff aus der Atmosphäre aufnehmen?
Methanogene
Milchsäurebakterien
Cyanobakterien
Eisenbakterien
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mit welchen Pflanzen leben stickstofffixierende Bakterien in Symbiose?
Kaktus
Birke
Schmetterlingsblütler
Eiche
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In welcher Form scheiden Tiere überschüssigen Stickstoff aus?
Als Eiweiß
Als Harnstoff
Als Zucker
Als Fett
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Was geschieht während der Ammonifikation?
Stickstoff wird gebunden
Kohlenstoffdioxid wird freigesetzt
Aminogruppen werden zu Ammonium mineralisiert
Nitrat wird gebildet
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Was ist das Endprodukt der Nitrifikation?
Ammonium
Nitrat
Nitrit
Harnstoff
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