fertilisation

Quiz
•
Chemistry, Biology, Science
•
1st Grade
•
Hard
nicolas qdv
Used 9+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qu'est ce que la fertilisation ?
l'apport en eau
l'apport en CO2
L'apport en élément minéraux
l'apport de MO
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lorsque la plante manque d'élément minéraux, cela s'appelle :
une carence
une toxicité
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lorsque la plante absorbe trop d'un élément, on appelle cela une :
carence
toxicité
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Comment calcule t'on les apports en fertilisation en agriculture ?
apport = Besoin de la culture - fourniture du sol
apport = Besoin de la culture + fourniture du sol
Apport = Besoin de la culture
Besoin de la culture = Apport - fourniture du sol
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Pour décider de les quantité d'apports de fertilisation, les agriculteurs effectuent des :
suivi du climat
bilan tel que le bilan azoté
analyse physique du sol
analyse chimique du sol
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