WorksheetsEnergy Flow in an Ecosystem
Total questions: 15
Worksheet time: 7mins
An organism that makes its own food is known as a what?
Producer
Consumer
Omnivore
Carnivore
What type of organism is a primary consumer?
omnivore
herbivore
carnivore
decomposer
The initial energy to maintain an ecosystem comes from the
moon
clouds
sun
water
An omnivore eats what?
only plants
only animals
plants and animals
only fish
Which of the following is true regarding autotrophs and heterotrophs?
Autotrophs gain energy by consuming other organisms, Heterotrophs gain energy by absorbing sunlight
Autotrophs gain energy by sunlight, Heterotrophs gain energy by consuming other organisms
Autotrophs are typically animals, and heterotrophs are typically plants
Autotrophs are consumers, and heterotrophs are producers
Which of the following is NOT a decomposer?
Caterpillar
Earthworm
Mushroom
Bacteria
A deer is eating grass. This makes the deer a what?
Autotroph
Omnivore
Carnivore
Herbivore
An organism that breaks down dead material is known as a what?
Herbivore
Omnivore
Decomposer
Producer
Which answer BEST explains why producers are important?
They return energy to the ecosystem
They provide nearly all the energy to organisms in an ecosystem
They provide energy to all carnivores
They provide energy to all decomposers
Which of the following is an example of a carnivore(meat eater)?
Lion
Deer
Rabbit
Sunflower
Which type of consumer best describes the following "an animal whose food and energy requirements derive solely from animal tissue or meat"?
Omnivore
Carnivore
Herbivore
Decomposer
In the following food chain, which organism is the herbivore? Sun→ Flower→ Caterpillar→ Frog→ Snake→ Hawk
Caterpillar
Frog
Snake
Hawk
A carnivore is a(n)?
autotroph
heterotroph
Which best describes the flow of energy through an ecosystem?
primary producers, sun, primary consumers, secondary consumers, tertiary consumers
sun, primary producers, tertiary consumers, secondary consumers, primary consumers
plants, primary consumers, primary producers, secondary consumers, tertiary consumers, sun
sun, primary producers, primary consumers, secondary consumers, tertiary consumers
Which of the following best describes a food web?
Are made of many overlapping food chains in an ecosystem
A series of events in which one organism eats another
Only show a producer, an herbivore, and a carnivore
