Topic 5- Energy In Biomass

Question 1

Biomass

Answer 1

Biological material from living or recently living organisms.

Question 2

Compost heap

Answer 2

A site where garden rubbish and kitchen waste are decomposed by microorganisms.

Question 3

Denature

Answer 3

Change the shape of an enzyme so that it can no longer speed up a a reaction.

Question 4

Decomposer

Answer 4

Microorganism that breaks down waste products and dead bodies.

Question 5

Detritus feeder

Answer 5

See Decomposer

Question 6

Enzyme

Answer 6

Protein molecule that act as a biological catalyst.

Question 7

Herbivore

Answer 7

Animal that feeds on plants.

Question 8

Organic waste

Answer 8

Waste material from living organisms, for example garden waste.

Question 9

Photosynthesis

Answer 9

The process by which plants make food using carbon dioxide, water and light energy.

Question 10

Pyramid of biomass

Answer 10

A model of the mass of biological material in the organisms at each level of a food chain.

Question 11

Respiration

Answer 11

The process by which food molecules are broken down to release energy for the cells.

Question 12

Sewage treatment plant

Answer 12

A site where human waste is broken down using microorganisms.

Question 13

Energy transfer

Answer 13

Movement of energy from one place to another of one form to another.

Question 14

Species

Answer 14

A group of organisms with many features in common which can breed successfully producing fertile offspring.

Question 15

Thermal decomposition

Answer 15

A breakdown of a compound by heat.