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Nitrogen og rhizobia

Authored by Allan Sørensen

Science

8th Grade

Used 9+ times

Nitrogen og rhizobia
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16 questions

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1.

FILL IN THE BLANKS QUESTION

1 min • 5 pts

Hvad hedder den bakterie der hjælper sojaplanten?

(a)  

2.

MULTIPLE CHOICE QUESTION

30 sec • 3 pts

Hvad hedder den nitrogen der findes i luften

nitrifikation

dinitrogen

trinitrogen

Oxygen

3.

MULTIPLE CHOICE QUESTION

30 sec • 3 pts

Hvad er molekylenavnet for dinitrogen?

NO2

N3

N2

OH2

4.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Hvad er ikke en bælgplante?

vindruer

ærter

bønner

linser

5.

MULTIPLE CHOICE QUESTION

30 sec • 3 pts

Hvor mange procent af vores luft består af nitrogen?

63

71

78

83

6.

MULTIPLE CHOICE QUESTION

30 sec • 3 pts

Hvad laver rhizobia nitrogen om til?

ammonium

nitrat

oxygen

hydrogen

7.

FILL IN THE BLANKS QUESTION

1 min • 4 pts

Hvad får rhizobia fra sojaplanten?

(a)  

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