Naturalistic observation

Observing Natural Phenomenon
Merna Henry

No lab controls
Merna Henry

Subtopic

Takes a long time
Merna Henry

Difficult to observe habits withour disturbing habitat
Merna Henry

No artificial and limited setting of the laboratory
Merna Henry

using nature to validate some laboratory finding or theoretical concept.
Merna Henry

Testing the effect of carbon dioxide on photosynthesis rate

All Variables like water, sunlight and humidity are kept constant
The amount of Carbon dioxide given to the plant changes(Independent Variable)
The rate of photosynthesis is measured (Dependent Variable)
Merna Henry