WorksheetsL3: Ecological Communities
Total questions: 15
Worksheet time: 8mins
What is an ecological community?
A) A group of organisms of the same species
B) All the organisms in an area interacting with one another and their environment
C) A single organism in an ecosystem
D) A group of plants in a forest.
Producers are organisms that can convert sunlight into chemical energy through what process?
Respiration
Photosynthesis
Digestion
Fermentation
Producers are also called ________.
Heterotrophs
Autotrophs
Decomposers
Consumers
An ecological community consists of all the organisms in an area interacting with one another and their ________.
Food
Environment
Predators
Offspring
What is the role of producers in an ecological community?
To consume other organisms
To produce energy for consumers
To decompose organic matter
To compete with consumers.
In an ecological community, ________ are at the base of the energy pyramid.
A) Primary consumers
B) Secondary consumers
C) Producers
D) Omnivores
Herbivores are considered ________ consumers.
A) Primary
B) Secondary
C) Tertiary
D) Quaternary
In an ecosystem, energy is transferred from one trophic level to the next, but most of the energy is lost as ______.
Light
Sound
Heat
Biomass
Which organism is a tertiary consumer?
Frog
Owl
Rat
Bee
Energy transfer in a food web is represented by a ______.
Circle
Pyramid
Square
Line
The _____ in biomass as energy is transferred up the trophic levels is represented by a Pyramid of Biomass.
increase
decrease
constant
variable
Each step in a food chain or food web is called a ______ level.
Trophic
Energy
Biomass
Consumer
What is the role of primary consumers in the trophic levels?
They produce energy
They consume producers
They decompose matter
They are at the top of the food chain.
Tertiary consumers are top predators that eat secondary consumers. Which of the following is a tertiary consumer?
Coyotes
Grasshoppers
Phytoplankton
Deer
The biomass pyramid is a graphical representation of ______.
Total energy
Total living matter
Total water
Total sunlight
