Gas given off by plants and required by animals to respire
Oxygen
Name the producer in the food web
Grasses
A plant that is able to make it's own food through photosynthesis
Producer
What would happen if the rabbit went extinct?
(1) Fox would lose a food source and population might decline (2) Possible overgrowth of grass
The study of living organisms and their environment
Ecology
Which level on the energy pyramid has the most organisms?
The Bottom (Producers)
A group of organisms and their physical surroundings
Ecosystem
The living parts (organisms) of an ecosystem.
Biotic Factors
Name a 3rd level consumer from the food web
Owl or Snake
The role or job of an organism
Niche
A condition in the environment that may cause a change in the population
Limiting Factor
The protection and wise use of natural resources
Conservation
Gas given off when animals breathe and used by plants in photosynthesis
Carbon Dioxide
An organism that gets its food from wastes and dead organisms and enriches the soil
Decomposers
An organism that gets its energy from a green plant (or other living organism)
Consumer
The nonliving parts of an ecosystem.
Abiotic Factors
List the following in correct order from bottom to top on the energy pyramid: 2nd level consumer, 3rd level consumer, producer, 1st level consumer
producer, 1st level, 2nd level, and 3rd level
All the plants and animals in an area
Community
Name a 2nd level consumer in the food web
Fox or Owl or Frog or Bird or Hawk
Name a 1st level consumer in the food web
Rabbit or Mouse or Grasshopper