WorksheetsBasic Ecology Terms
Total questions: 15
Worksheet time: 15mins
Which of the following examples is a population?
All the birds in Central Park
All the snakes in the desert
All the chimpanzees in the jungle
All the fish in the ocean
Which of the following contains all abiotic factors?
water, decomposers, soil, humidity
sunlight, rocks, water, temperature
dirt, bacteria, soil, wind
elephants, gorillas, lions, hyenas
What is the term that best describes the animal above?
Herbivore
Omnivore
Decomposer
Scavenger
All food chains must start out with a
Sun
Producer
Decomposer
Herbivore
A community is made up of
all the organisms
all the biotic and abiotic things
one species, one place
all the abiotic things
The primary consumer is also known as a
carnivore
decomposer
herbivore
omnivore
The arrows in a food chain represents
how oxygen moves between the organisms
the order in which the decomposers act
the wastes given off
the flow of energy
What is missing from this food web?
The herbivores
The bacteria and fungi
The producers
The carnivores
What can you say about this energy pyramid?
The herbivores will continue to increase
Energy is flowing down to the algae
Energy enters at the top level
This ecosystem is most likely unstable
What will happen if two organisms occupy the same niche?
There will be competition and one organism could die
The two organisms will learn to live together
Energy will flow between them
One will become a herbivore and the other a carnivore
Who is a secondary consumer in the food web above?
The rabbit
The mouse
The snake
The deer
What is the role of the decomposers?
To provide energy to the producers
To recycle the nutrients back into the soil
To break down the plants so the herbivores can get energy
Turn the dead organisms into a biotic factor
Which organism carries out autotrophic nutrition in the diagram?
The grasshopper
The frog
The plants
The snake
What is the reason why the birds are arranged that way in the tree?
To avoid competition
Energy increases as you move up the tree
They can hide from predators
The dominant bird is always at the top
Which of the following would happen if all the frogs were removed?
The cricket population would decrease
The grasses would increase
The deer would go extinct
The hawk population would decrease a bit
