Xerophytes

Biology

BIOLOGY PRACTICAL ACTIVITIES

BIOLOGY PRACTICAL ACTIVITIES. Ecology is best studied outdoors.
Students identify a habitat within or near the school compound, e.g. a flower bed.
The quadrat method is used.
Observation and recording of the various animals as well as their feeding habits is done.
Birds that feed on the plants or arthropods in the area studied are noted through observation of habitat at various times of the day.

Biology

POPULATION ESTIMATION METHODS

What is population estimation methods? It is important to find or estimate the sizes of the different populations in a habitat. Direct counting or head count which involves the counting of every individual is not always applicable for all organisms. e.g., it is impossible to count directly the numbers of grasshoppers in an area.