Millised neist teguritest mõjutavad põllu saagikust?

Põld ja aed

Quiz
•
Biology
•
6th Grade
•
Hard
Pille Randjärv
Used 4+ times
FREE Resource
21 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Sademete hulk
Mullatüüp
Kahjurite hulk
Taimehaigused
Umbrohu hulk
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Kuidas võib ebaotstarbekas väetamine kasu asemel kahju tuua?
Raha ebaotstarbekas kasutamine.
Põhjavee reostumine, veekogude õitsemine.
Liigse väetise korral hakkavad teraviljad lamanduma.
Taimedel võib tekkida mõne toitaine puudus.
Mesilased surevad.
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Miks ei tohi õitsvaid taimi taimekaitsevahenditega pritsida?
Sest sel ajal sajab palju ja mürk läheb vihmaveega põhjavette.
See on taimedele kahjulik
Sest siis mesilased ja teised tolmeldajad söövad taimekaitsevahendiga nektarit ja surevad.
Sest õitsvast taimes on vähem vett kui noores just tärganud taimes.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mis teravili on pildil?
Rukis
Oder
Nisu
Kaer
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mis teravili on pildil?
Rukis
Oder
Nisu
Kaer
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mis teravili on pildil?
Rukis
Oder
Nisu
Kaer
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mis teravili on pildil?
Rukis
Oder
Nisu
Kaer
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