
Ained reageerivad
Authored by Rasmus Kaldma
Science
7th Grade
Used 10+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Millisel päeva osal taimede fotosüntees lõppeb
Hommikul, sest siis on öösel kogunenud palju süsihappegaasi
Õhtul / Öösel, kuna siis ei ole päikese valgus
Ei lõppegi, kuna siis taimed ei saaks elada
Päeval, sest siis on päike nii kuum et ei saa fotosünteesida
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Millist tüüpi tulekustutit ei tohi kasutada õli/ rasva põlengu korral
Vesi
Tulekustutus vaht
Tekk
Kaane peale panemine
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Milline neist on glükoosi valem (valmib fotosünteesil)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Milline neist on rakuhingamise valem
glükoos +hapnik = Vesi+ süsihappegaas
Hapnik+vesi=glükoos+ süsihappegaas
Vesi+ süsihappegaas= glükoos+ hapnik
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Millised neist on on keemilise reaktsiooni saadused(mis tekib peale reaktsiooni)
Tuli, vesi, õhk, maa
Temperatuuri muutus, aine oleku muutus, maitse muutus
Valgus, Värvi muutus, Sademe teke ja kadumine, Gaasi eraldumine
Temperatuuri muutus, gaasi teke, aine lagunemine
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Miks me hingame?
Mingit kindlat põhjust ei ole
Et hapnik jõuaks rakku, kus teda vaja on
Et meie keha saaks piisavalt süsihappegaasi
Sest see on tore
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Millest saavad loomad ja inimesed energiat
Glükoosi lagundamine
Suhkru lagundamine
Toidu seedimine
Vee joomine
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