Driving question : Respire plant seeds?
In this activity students investigate whether plants also respire. Most people know that animals respire but what about plants? By making use of germinating seeds, and a CO2 sensor, the respiration of plants seeds can be measured.
Topic: Plant physiology,
Grade level: High School (14-18 years),
Activity type: Data logging,
Sensors: CO2 (gas) sensor (low range), O2 (gas) sensor (optional), Temperature sensor,
Interface requirements: Two analog sensor inputs,
The Student Worksheet gives investigation instructions for students.
The Teacher Notes includes teacher commentaries such as didactical approach, exemplary questions, assignments and data analysis.
The Science Background describes the scientific principles that underlie the activity.
Coach Activity/Result file can be opened in the Coach 7 Program. This requires Coach 7 to be installed on your computer.