Ce este biogazul?
Biogaz și energie termică din deșeuri agricole

Quiz
•
Education
•
11th Grade
•
Medium
SPINU MARIANA Prof.
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un tip de îngrășământ organic
Un amestec de gaze, inclusiv metan
Un tip de combustibil solid
O formă de energie solară
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este formula chimică a metanului?
CO2
CH4
C2H6
H2O
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce procese sunt implicate în producția de biogaz?
Filtrare și purificare
Combustie și evaporare
Hidroliză, acidogeneză, acetogeneză și metanogeneză
Fermentație și distilare
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este temperatura optimă pentru producția de metan?
30-45°C
15-20°C
70-80°C
50-60°C
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce tip de deșeuri poate fi utilizat pentru producerea biogazului?
Deșeuri de la animale de fermă
Deșeuri plastice
Deșeuri de hârtie
Deșeuri metalice
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce procent de metan conține biogazul obținut din gunoiul de grajd?
60-65%
40-45%
30-35%
70-75%
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este puterea calorică medie a biogazului?
8 kWh/m3
6 kWh/m3
10 kWh/m3
4 kWh/m3
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