Respiration & Food Flashcards
What is aerobic respiration?
Aerobic respiration is when you use oxygen to gather energy.
Glucose + Oxygen -> CO2 + water (+energy)
Example is 1.5Km run
What is anaerobic respiration?
Aerobic respiration is when you don’t use oxygen to respire
Glucose -> Lactic acid (+ energy)
Example is 100m sprint
What is oxygen debt?
When you breathe quickly to get more oxygen
What is fermentation?
A type of anaerobic respiration
Glucose -> Ethanol + CO2 (+energy)
It is used to make yeast rise
What are the first 3 organisms in a food chain?
Producer - gets energy through photosynthesis. E.g grass
Herbivore - eats plants
Carnivore - eats animals
What do the arrows show in a food chain?
The transfer of energy from one organism to another
The more links the __ energy transfer to the ___
less
top of the food chain
What is buoaccumulation?
The process by which the levels of toxins increases up the food chain
