Font size
WorksheetsFinal P.2 - Food Webs and Energy Transfer
Total questions: 50
Worksheet time: 34mins
An organism that obtains energy by eating other organisms.
Organismo que obtiene energía comiendo otros organismos.
Consumer
Producer
Decomposer
Detritivore
Makes its own food also called Autotroph.
Hace su propio alimento también llamado autótrofo.
Consumer
Producer
Scavenger
Apex Predator
What is a food chain?
¿Qué es una cadena alimentaria?
The flow of energy from one thing to another
The way animals eat each other
The way the sun makes everything
How the plants grow
The arrows in a food chain or web represents what?
¿Qué representan las flechas en una cadena alimenticia o red?
Which of the following is a herbivore?
¿Cuál de los siguientes es un herbívoro?
What are the primary producers in this image?
¿Cuáles son los productores primarios en esta imagen?
Carrot
Grasshopper
Grain
Grass
Rabbit
What are the primary consumers in this image?
¿Cuáles son los principales consumidores en esta imagen?
Owl
Grasshopper
Mouse
Bird
Rabbit
The image is an example of what?
Food web
Food chain
Energy pyramid
The image is an example of what?
Food web
Food chain
Energy pyramid
The image is an example of what?
Food web
Food chain
Energy pyramid
Where is the most energy in an energy pyramid found?
The base
The top
The middle
What is a secondary consumer?
A consumer that eats producers
A consumer that eats the consumers that eat the producers
An apex predator that eats everything
Reorder the following food chain
Producer
Primary Consumer
Secondary Consumer
Tertiary Consumer
Why are there less animals at the top of the energy pyramid? (Select all that apply)
Energy is lost as heat
Energy is gained as heat
More energy available to reproduce
Less energy available to reproduce
What is a carnivore?
An organism that only eats plants for energy
An organism that eats animals for energy
An organism that eats both plants and animals for energy.
What is an herbivore?
An organism that only eats plants for energy
An organism that eats animals for energy
An organism that eats both plants and animals for energy.
What is a consumer?
Organism that makes its own energy
Organism that breaks down dead organisms
Organism that eats other organisms for food & energy
The ___% rule states that only ____% of energy is transferred to the next trophic level.
10%
25%
50%
100%
What are "trophic levels"?
Levels in a food web/food chain
Levels of land in a mountain
Animal diets
What are autotrophs
organisms that produce their own food
producers
organisms that consume what they eat
consumers
Food chains show you what?
What organisms like to do
How organisms grow and reproduce
how matter and energy move through ecosystems
What do we call consumers that consume autotrophs (producers)?
Primary Consumers
Secondary Consumers
Tertiary Consumers
How much energy is transferred to the next trophic level?
10%
90%
What happens to 90% of the energy in each trophic level?
It turns into chemical energy
It is lost as heat.
It is used for metabolic processes
All of the energy is used and none of it moves to another level
Squirrels eat nuts, seeds and berries. They are
herbivores
omnivores
carnivores
Mice eat seeds, nuts and berries they belong in which TROPHIC level on an energy pyramid?
Level 1: Producers
Level 2: Primary consumers
Level 3: Secondary consumers
Level 4: Tertiary consumers
As you go up a food chain, food web or energy pyramid, energy
increases
decreases
What do the arrows show in a food chain?
They point to the smallest animals.
They point to the animal that tastes the best.
They point to just the producers.
They point in the direction that energy is flowing.
Select any animal that is just a carnivore
Select all of the organisms in the food chain from Phytoplankton to Tundra Swans
Select any animal that is just an herbivore
Select any animal that is just an omnivore
If there was an increase in the elf owl population size there would be an (a) in the population sizes of the (b) , and the red harvester ant.
Which level of the energy pyramid has the most stored energy?
Producers
Primary Consumer
Secondary Consumer
Tertiary Consumer
If there's 20,000 kcal on the producer level of this trophic pyramid, how many kcal will be passed on to the primary consumers?
Assuming that there's 20,000 kcal on the producer level of this trophic pyramid, how many kcal will be passed on to the quaternary consumers?
How is a food web different from a food chain?
Foods webs contain only producers, not consumers.
Food webs do not include decomposers.
Food webs contain many different,linked food chains.
Food webs exist in aquatic environment;food chain exist in terrestrial environment
How are primary consumers different from secondary consumers?
Primary consumers eat only plants;secondary consumers eat other consumers.
Primary consumers eat other consumers;secondary consumers eat only plants.
primary consumers eat plants and other consumer;secondary consumers eat plants and decompose matter
Primary consumers eat plants and decompose matter ;secondary consumers consumers eat plants and other consumers.
An organism that recycles nutrients through an ecosystem by consuming dead plants or animals is known as a(n)...
Herbivore
Apex Predator
Producer
Decomposer
Total amount of living tissue within a given trophic level.
Biomass
Nutrients
Biotissue
Phytoplankton
