One model that shows how energy passes from organism to organism is a what?
100
False, Producers are at bottom of the pyramid, they contain the most energy.
Producers are at the top of the Energy Pyramid. True or False?
100
True, Primary consumers are also known as Herbivores, which eat plants, algae, and other producers, they are the second trophic level.
Primary Consumers eat plants, algae and other producers. True or False?
100
A Decomposer.
What is an organism that breaks down other dead organisms to obtain energy?
200
Ecologists call this a food web.
What do ecologists call the transfer of energy that passes from one organism to the next in a food chain?
200
Producer, is always the first organism in a food chain.
The first organism in a food chain must always be what organism?
200
True, Producers are Autotrophs, they make their own food and do not depend on any other organism for nutrition.
Producers are autotrophs. True or False?
200
Yes, elephants are primary consumer (herbivores). They eat grasses grasses, shrubs, and trees.
In a grassland ecosystem, can an elephant be a primary consumer?
200
Yes, it breaks down another organism into nutrients.
Are sea cucumbers a decomposer in an ocean habitat?
300
More and more energy is lost.
What happens to energy as you move from step to step in a food web (or chain)?
300
FOX & WOLF both hunt for RABBITS
What are two different species that fight for the same prey?
300
The Primary Consumers. Example: A deer (primary consumer) eats the grass (producer)
Who eats the producers?
300
The primary consumer is a herbivore.
Which consumer is a herbivore, and only eats plants?
300
Bacteria is a decomposer because its so small and they can live in the air.
If its challenging for a decomposer to live in the desert, whats the most common decomposer in the desert?
400
The sun is the last level of the food web, that is not usually shown. This is how all of the plants get their energy.
How does photosynthesis link into a food web?
400
False, the secondary consumers eat the primary consumers.
Primary consumers eat the Secondary consumers. True or False?
400
False, a bear is a tertiary consumer (or at the top of the food chain). Bears only receive a little amount of energy.
A bear is a producer. True or False? Why or why not?
400
Secondary consumer, because the grass is a producer, and the zebra eats the grass(primary consumer)
A lion that eats a zebra that ate grass is a..?
400
Yes, the banana slug is a decomposer, because bacteria and other decomposers break other organism down and this is an example of one of those things.
Is a banana slug a decomposer in the rainforest habitat? If so how?
500
In a food web an eagle would be known as a tertiary consumer.
In a food web, what would an eagle represent?
500
The owl (tertiary) eats the mouse (secondary consumer)
Does the mouse eat the owl or does the owl eat the mouse? Which one is secondary and which one is tertiary?
500
All. 100%
How much energy do the producers consume.
500
Tertiary Consumer. The algae is a producer, which is eaten by the bug which is a primary consumer, which is eaten by the fish (secondary consumer) therefore, the bear eats the fish.
A bear that eats a fish that ate bugs that algae is a...?
500
They break down dead organisms and add nutrients back to the soil that plants use.
How do decomposer HELP other organisms in an ecosystem?