6.2 - An ecosystem is composed of all the populations that are living in a certain space and the physical factors with which they interact.
ยจ Populations in ecosystems are affected by biotic factors, such as other populations, and abiotic factors, such as soil and water supply.
Populations in ecosystems can be categorized as producers, consumers and decomposers of organic matter.
Lessons:
Engagement lesson to introduce students to biotic and abiotic factors in their school environments.Ruane Engage Lesson
Explore lesson that uses biobottles (made of 2 two liter soda plastic soda bottles) that are set up by the students to study the basic concepts of ecosystems. Ruane explore lesson
Teacher instructions Instructions for making a biobottle
Student information biobottle further information