Food Pyramid
Where is the apex predator on the food pyramid?
the top
What does the word tertiary mean?
3 / third
What do decomposers eat?
All dead organisms
What organism is affected by Bioaccumulation
Every organism in the food chain
It’s when toxines are accumulated in the body of the final consumer.
Bioaccumulation
Where do decomposers belong on the food pyramid?
They don't belong
True or false?
Food chains are a single pathway of transferred energy.
True
transfer of energy
Are humans safe from Bioaccumulation ?
We are most affected , so we are in most danger
What level of the food pyramid is affected the most by bioaccumulation?
tertiary and quaternary consumers (apex predators)
Secondary consumer
What do the arrows on a food chain represent?
transfer of energy
What organisms are decomposers?
mushrooms, bacteria, worms
What is the meaning of the word 'Biology'?
The study of living things
What is this class room # ? (without getting up )
121
Where do humans belong on the food pyramid?
At the top / tertiary predators
Where is energy the greatest on a food chain?
At the bottom
All food webs start with _____________
What are producers
What is the name of the highest animal in the food chain? (typically referred to as "top of the food chain")
Apex predator
What is the law of 10%?
The Law of 10% is when energy transfers from one trophic level to the next
What tropic level uses photosynthesis and are autotrophs?
producers
Which trophic levels are heterotrophs?
primary consumers, secondary consumers, tertiary predators
What happens to the other 90% in the food pyramid?
The organisms use it for survival
Why most of the time can there be only 3-4 levels in a food pyramid or food web?
There wouldn't be enough energy for the top level because of the the 10% rule
What is one main waste product of photosynthesis?
Oxygen
What happens with the energy when animals die?
The energy is absorbed by decomposers
Another term for producer
Autotroph
this type of organisms don't have known natural predators
apex predators
List at least 5 requirements for an organism to be considered alive?
5 of: movement, eat, extret, reproduction, response to stimuli, growth, evolve/adapt to environment, containing DNA (or RNA) that carries instructions for life, made of at least one cell, homeostasis, metbolism-obtaining and using energy
What happens with the energy when animals die?
The energy is absorbed by decomposers