Hemijski sastav organizma
Quiz
•
Biology
•
9th Grade
•
Practice Problem
•
Hard
Jelica Mirosavić
Used 8+ times
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Obeleži tačan odgovor.
Koji anjoni ulaze u sastav jedinjenja koje je osnovni prenosilac energije u organizmu?
karbonati
nitrati
sulfati
fosfati
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Odredi tačnost tvrdnje.
Većinu neorganskih soli organizam čoveka može sam da stvori.
tačno
netačno
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Obeleži tačan odgovor.
Kada u vodu uspemo nekoliko kapi ulja ono formira tanak površinski sloj, ne dolazi do mešanja vode i ulja. Formiraj hipotezu o međusobnom delovanju ulja i vode.
ulje je lakše od vode
ulje nema afinitet prema vodi
ulje je nepolarna supstanca
sve je tačno
4.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Obeleži tačne odgovore.
Odredi koji anjoni ili katjoni učestvuju u kontrakciji mišića:
hloridi
kalijum
kalcijum
magnezijum
sulfati
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Obeleži tačan odgovor.
Najznačajnije pentoze kojih nema u slobodnom obliku jesu:
glukoza i riboza
galaktora i dezoksiriboza
glukoza i dezoksiriboza
riboza i dezoksiriboza
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Obeleži tačan odgovor.
Polipeptidni lanac nastaje povezivanjem velikog broja:
amino-kiselina
peptida
nukleotida
pentoza
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Obeleži tačan odgovor.
Koji nukleotid gradi DNK:
riboze, adenina i fosfatne frupe
dezoksiriboze, uracila i fosfatne grupe
dezoksiriboze, citozina i fosfatne grupe
riboze, uracila i amino-grupe
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