Renewable Energy Mock Test 9

10%

Question 1 of 10

1. Which of the following is the major drawback of geothermal energy?

Extremely location specific

Low carbon dioxide production

High carbon dioxide production

Low initial cost

Question 1 of 10

Question 2 of 10

2. Which of the following best indicates the steps inside an anaerobic digester?

Hydrolysis → methanogenesis → acetogenesis → acidogenesis

Hydrolysis → acidogenesis → acetogenesis → methanogenesis

Methanogenesis → acidogenesis → acetogenesis → hydrolysis

Hydrolysis → acidogenesis → methanogenesis → acetogenesis

Question 2 of 10

Question 3 of 10

3. What are the applications of concentrating solar collectors?

Point focusing

Domestic water heating

Linear focusing

Desalination plants

Question 3 of 10

Question 4 of 10

4. What are the two ways to produce methane in methanogenesis step?

Converting carbon monoxide and carbon dioxide into methane

Converting carbon monoxide and acetic acid (or acetate) into methane

Converting carbon dioxide and acetic acid (or acetate) into methane

Converting methane into carbon monoxide and carbon dioxide

Question 4 of 10

Question 5 of 10

5. What are geopressurised resources?

Increased temperature in the geothermal reservoir

Increased pressure in the geothermal reservoir

Decreased temperature in the geothermal reservoir

Decreased pressure in the geothermal reservoir

Question 5 of 10

Question 6 of 10

6. What is the similarity between enhanced geothermal system and hot dry rock?

Presence of fluid

Magma

Presence of steam

Lack of fluid permeability

Question 6 of 10

Question 7 of 10

7. Which of the following temperature ranges is most suitable to generate electricity from hydrothermal resources? Note that “F” stands for Fahrenheit.

55 – 60 degree F

-200 – -90 degree F

100 – 150 degree F

300 – 700 degree F

Question 7 of 10

Question 8 of 10

8. Which of the following best indicates the electricity generation from hot water geothermal source?

Drilling well → hot water → steam → generator

Drilling well → hot water → generator → steam

Hot water → steam → drilling well → generator

Generator → hot water → steam → drilling well

Question 8 of 10

Question 9 of 10

9. Acidogenesis further break down the molecules received from hydrolysis in anaerobic digestion.

False

True

Question 9 of 10

Question 10 of 10

10. What are deep hydrothermal systems?

Magma

Impermeable and fluid saturated region

Permeable and fluid saturated region

Hot dry rock

Question 10 of 10