Feeding Relationships Energy And Biomass

Question 1

Definition of a consumer

Answer 1

Living organisms that need to eat other living organisms

Question 2

Definition of a decomposer

Answer 2

Animals that feed on dead plants or dead animals

Question 3

What do the arrows on a food chain represent

Answer 3

The direction the energy is being passed

Question 4

What is a pyramid of biomass and what does it do

Answer 4

It shows that at each stage of the food chain energy is lost & They show accurately the amount of material at each levels the mass of the living material is measured

Question 5

How do you calculate the percentage of biomass

Answer 5

efficiency= (biomass transferred divided by original amount of biomass) X 100

Question 6

How can biomass be lost

Answer 6

Respiration
Faeces 
Urine
Used to provide energy for movement and growth
Biomass digested

Question 7

What is decomposition and what are the ideal conditions

Answer 7

It’s the process of rotting; decaying and the ideal conditions are low temperature, oxygen and rain

Question 8

Definition of a producer

Answer 8

All green plants, they are called this because they make or produce their own food