Biomass Energy Post Test 2

What is the purpose of using catalysts in biodiesel production?

• A. To decrease the reaction temperature

• B. To increase the reaction speed

• C. To improve the quality of the biodiesel

• D. Both B and C

Which process is best suited for producing biofuels from algae?

• A. Combustion

• B. Fermentation

• C. Transesterification

• D. Photolysis

Which of the following is true about the gasification process?

• A. It operates in a high-oxygen environment

• B. It primarily produces liquid fuels

• C. It can process biomass with high moisture content without pre-drying

• D. It produces a combustible gas mixture as the main product

Tags

NGSS.HS-PS1-5

The use of biomass as a fuel helps reduce greenhouse gas emissions because:

• A. It absorbs carbon dioxide from the atmosphere

• B. It is completely carbon-free

• C. It utilizes carbon that is part of the current carbon cycle

• D. It requires no energy to grow

Tags

NGSS.HS-LS2-5

The primary feedstock for the production of bioethanol is:

• A. Petroleum

• B. Coal

• C. Sugars and starches

• D. Natural gas

The main environmental benefit of using biomass for energy production is:

• A. It completely eliminates the need for water in energy production

• B. It reduces the dependence on fossil fuels

• C. It produces no air pollutants

• D. It increases global biodiversity

Tags

NGSS.HS-ETS1-3

NGSS.HS-LS2-7

In the context of bioenergy, carbon neutrality refers to:

• A. The process of capturing carbon dioxide

• B. The idea that the carbon dioxide released during biomass combustion is offset by the carbon dioxide absorbed during the biomass growth

• C. The use of carbon filters in biomass processing plants

• D. The reduction of carbon emissions to zero

Tags

NGSS.HS-ESS2-6

NGSS.HS-LS2-5

Lignocellulosic biomass is composed of:

• A. Only cellulose

• B. Cellulose, hemicellulose, and lignin

• C. Only lignin

• D. Lignin and methane

Bio-oil obtained from pyrolysis can be used for:

• A. Directly fueling internal combustion engines

• B. A feedstock for chemical synthesis

• C. Fertilizer

• D. A and B

The efficiency of biomass conversion into energy is affected by:

• A. The color of the biomass

• B. The water content of the biomass

• C. The geographical location of the biomass source

• D. The time of year the biomass is harvested

Tags

NGSS.HS-LS1-5