WorksheetsEcosystem: Components, Interactions and Energy Flow
Total questions: 30
Worksheet time: 1hrs 12mins
A simple way to look at the transfer of food energy through an ecosystem in an ecosystem is
through a trophic level
through a Food Chain
through a Food Web
Herbivores eat
Everything
only plants.
only meat
Decomposer is responsible for
eating all the meat.
recycle nutrients in an ecosystem.
eat only plants.
Trophic Levels represent ...
level of students at VOHS.
levels of nourishment in a food chain.
level of largest plants
Models the complex network of feeding relationships
trophic levels
food webs
food chains
Plants are...
producers
herbivores
omnivores
Calories, kilocalories, and joules are a measure of
species
energy
plants
Ecosystem
The thin layer of land, air, and water that is home to all living organisms
Consists of all the living organisms and their interactions with
nonliving components.
All the members of the same species living in one place.
The flow of energy patterns involving the feeding relationships between producers and consumers in a community.
Biodiversity
The flow of energy patterns involving the feeding relationships
between producers and consumers in a community
The total number of animal and plant species in an ecosystem.
The living components of an ecosystem.
The nonliving, physical factors that affect the living components in an
ecosystem.
Biotic
The flow of energy patterns involving the feeding relationships
between producers and consumers in a community
The total number of animal and plant species in an ecosystem.
The living components of an ecosystem.
The nonliving, physical factors that affect the living components in an
ecosystem.
Producers
Organisms that can make their own food, usually green plants.
The total number of animal and plant species in an ecosystem.
The living components of an ecosystem.
The nonliving, physical factors that affect the living components in an ecosystem.
Community
Organisms that can make their own food, usually green plants.
The total number of animal and plant species in an ecosystem.
The living components of an ecosystem.
All the populations of different species living in the same area.
Select all the biotic factors from the list.
Water
Turtle
Log Turtles are Sitting On
Grasses
Sun
In this food web, the gray fox is a...
Primary Consumer
Secondary Consumer
Both a Primary Consumer and a Secondary Consumer
Producer
If only 10% of the energy in the pyramid is available as you move from one trophic level to the next, what happens to the other 90%?
Passed on to decomposers
Metabolized and "lost" as heat energy and waste
Assembled into tissues of producers permanently
False statement - 100% of the energy is available
The initial source of energy for all ecosystems is...
The Sun
Photosynthesis
Sugar
There is no one source
If the average Bluefin Tun weighs 20 pounds, how many pounds of secondary consumers are needed in the third trophic level to support it?
20 pounds
200 pounds
2,000 pounds
20,000 pounds
What are the PRODUCERS in this food web?
Wildflowers and Grass
Rabbit and Mouse
Snake and Hawk
Grass and Mouse
Which is a SECONDARY CONSUMER in this food web?
Snake
Mouse
Grass
Wildflowers
A habitat is ___________________.
the place or kind of place in which an animal or plant naturally lives.
is how plants produce their own food.
is an animal that only eats meat.
the place where only one animal lives.
An organism’s habitat provides _____________________.
food, water, shelter, and space.
food, water, and clothes.
only food.
video games, ninjas, and baked beans.
The flock of white seagulls that are fighting over a single food source (Nemo & Dory) depicts which ecological relatioship?
Intraspecies Competition
Mutualism
Parasitism
Commensalism
A pair of red, male kangaroos are seen fighting over a potential mate. The ecological relationship between the two male kangaroos shown is -
Commensalism
Mutualism
Predator-Prey
Competition
The animal in an ecological relationship that results in another animal being hunted, killed, and eaten…
autotroph
habitat
predator
herbivore
producer
An ecological symbiotic relationship between two organisms where one benefits and the other is harmed…
parasitism
herbivore
mutualism
carnivore
commensalism
This is the job or role of a specific organism within its habitat...
producer
prey
carnivore
niche
photosynthesis
Another word for a plant or other producer that makes its own food using energy from sunlight…
photosynthesis
autotroph
consumer
carnivore
herbivore
Technically speaking, ALL food chains should end with these types of organisms so that nutrients can be recycled back into the habitat…
parasites
predators
herbivores
symbiotes
decomposers
What do you call the total count of a specific organism living within their natural habitat?
ecosystem
community
population
symbiosis
niche
