Kontrolltöö. Õhu koostis ja omadused
Biology
2nd Grade
Used 4+ times
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14 questions
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1.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
Õhk on gaaside segu. Õhu lämmastikusisaldus on...
Õhu hapnikusisaldus on...
(a)
2.
FILL IN THE BLANKS QUESTION
2 mins • 1 pt
Küttepuude põlemisel eraldub õhku...
(a)
3.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
Õhu soojusastet määratakse
(a)
4.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
Õietolmu sattumine emakasuudmele on...
(a)
5.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
Maad ümbritsevat õhukihti nimetatakse...
(a)
6.
FILL IN THE BLANKS QUESTION
2 mins • 1 pt
Õhu koostisosa, mida taimed kasutavad kasvamiseks, on ...
(a)
7.
FILL IN THE BLANKS QUESTION
5 mins • 1 pt
Tuultolmlejad taimed on... (kirjelda)
(a)
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