
PARTIKAS PP
Quiz
•
Other
•
University
•
Practice Problem
•
Hard
Anna Mazure
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22 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Polisaharīdus plaši izmanto kā pārtikas piedevas
stabilizētājus
recinātājus
skābinātājus
biezinātājus
saldinātājus
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Pēc izcelsmes polisaharīdus, kurus izmanto kā pārtikas piedevas, var iedalīt trīs grupās:
no dabas produktiem - aļģēmvai augu sveķiem izdalītie polisaharīdi;
modificēta ciete un modificēta celuloze
vienkāšie dabas un ķīmiskie, saliktie
mikrobioloģiski (ksantāna sveķi) iegūtie polisaharīdi
cietas, šķidras, gāzveida
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Biezinātāji
palielina pārtikas produkta viskozitāti
veidojot želeju, strukturē pārtikas produktu
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Recinātāji
veidojot želeju, strukturē pārtikas produktu
palielina pārtikas produkta viskozitāti
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cietes un celulozes molekulas veido
vairāki simti un tūkstoši maltozes atlikumi
vairāki simti un tūkstoši glikozes atlikumi
vairāki simti un tūkstoši skābekļa atlikumi
vairāki simti un tūkstoši ogļhidrātu atlikumi
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katrs glikozes atlikums satur ........., kuras var pārveidot
3 hidrolsilgrupas
3 karboksilgrupas
2 hidrolsilgrupas
2 aminogrupas
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Modificēta ciete un modificēta celulozi iegūst,
izmainot cietes vai celulozes ķīmisko sastāvu vai polimēra molekulas struktūru
izmainot cietes vai celulozes oksidēšanās pakāpi vai polimēra ķīmisko sastāvu
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