NEW
Font size
WorksheetsFeeding Systems
Total questions: 20
Worksheet time: 57mins
In a pond ecosystem, an example of a producer would be
grass
sunlight
duck
worm
An example of a secondary consumer would be
cow
lion
sheep
deer
If there were no decomposers, which of the following would most likely happen?
Plants and animals would remain living for a longer period of time.
Some plants might die due to a shortage of important nutrients.
Animals would start carrying out photosynthesis.
The amount of dead plant and animal matter would decrease.
In a marine ecosystem, a food web can consist of a sperm whale, squid, shrimp, zooplankton, and phytoplankton. The squid would be considered what?
decomposers
producers
consumers
all of these
An organism that feeds upon primary consumers is known as
host
decomposer
secondary consumer
producer
Which is an autotroph?
producer
consumer
scavenger
decomposer
Which organism is an autotroph?
deer
a tree
leopard
mushroom
In a food web, arrows point in just one direction because they show
which animal is bigger.
which animals are related.
how energy goes to the animal that is eating.
how energy goes to the animal that is eaten.
A simple diagram with arrows showing a single pathway of energy flow from grass, to a rabbit, to a fox is
an energy pyramid.
a food web.
a food chain.
a population chart.
What is the primary source of energy in all ecosystems?
plants
bacteria
the sun
producers
Which of the following statements best describes a food web?
Many individual organisms of the same species that live in the same space and that share resources.
A system that is made up of a community of organisms and their environment.
A black bear eats fruit and then spreads the fruit seeds through its excretions.
All life is connected by the transfer of energy among organisms and their environment
In an aquarium fish eat the shrimp, and a shark eats the fish. What would happen to the population of shrimp if the shark was removed from the aquarium?
decrease
stay the same
increase
increase and then decrease
