## 1.5 Learning

1.5 Learning

1.5.1 Multiple choice questions

1. The greenhouse effect is based on the relation between:

A. % CO2 en water availability

B. % CO2 en temperature

C. % O2 en water availability

D. % O2 en temperature

2. Why is biorefinery a prerequisite for a successful biobased economy?

A. Biorefinery creates jobs

B. Biorefinery reduces the green house gas emissions

C. Biorefinery reduces pollution

D. Biorefinery creates a high valorisation of biomass streams

3. The production of energy from biomass is characterized by:

A. High demand and low value

B. Low demand and high value

C. High demand and high value

D. Low demand and low value

1.5.2 Assignments

Assignment 1 Value Pyramid

Choose one of the following plants or biomass streams:

sun flower

maize (corn)

sugar beet

reed

manure

Make this assignment with your selected plant or biomass stream.

In relation to principle 1: Use renewable resources which are available today for the needs of today

1. What is the production per year of the plant or waste steam in The Netherlands?

2. What is the current valorisation of plant or waste stream? So, of what use is the biomass today?

In relation to principle 2: Use every part of the biomass

3. Name every ingredient (part or component) of the biomass stream. What does the feed stock consist of?

4. Make a long list with every possible application or end product from your selected biomass.

(Recommendation: take a look at the example of the hemp plant, chapter 1.3)

In relation to principle 3: Use the most valuable parts of the biomass for the most added value products

5. List the applications from low value to high value.

6. Make the value pyramid (see chapter 1.3) for your biomass.

Assignment 2

Read the following article about the biobased initiatiave HarvestaGG.

Open file Business case HarvestaGG

Business case HarvestaGG

Answers multiple choice questions described above

1. B

2. D

3. A