B18.8-9 Trophic Levels And Biomass/ Biomass Transfers Flashcards
1
Q
What is a trophic level ?
A
A stage within the food chain
2
Q
What would tropic level 1 be ?
A
The producer
2, primary consuner
3. Secondary consumer
4. Tertiary consumer
3
Q
What do primary consumers tend to be ?
A
Herbivores as they eat plants
4
Q
What are the secondary consumer and ones after that ?
A
Carnivores as they eat other animals
5
Q
What is biomass ?
A
The biological material ,or mass, of an organism
6
Q
What does trophic actually mean ?
A
Feeding
So it mean feeding level
7
Q
What is an apex predator ?
A
An animal/ carnivore with no natural predator
8
Q
Why do we not put on 100% of the mass we eat ?
A
- Some is released as waste products such as urine and CO2
- Not all of the organism is eaten or digested
- Used as fuel for bodily processes
- Released as faeces
