Session 1 Session 1 provides an introduction to statistical investigations. The teacher will need to provide the children with plenty of magazines and newspapers that have some good examples of how data can be presented effectively and also perhaps some examples of poorly displayed data.
Insects can act as mechanical vectors, meaning that the insect can carry an organism but the insect is not essential to the organismâs life cycle, such as when house flies carry organisms on the outside of their bodies that cause diarrhea in people.nsects. Triatomine bugs are the vectors for Chagas disease. An insect that transmits a disease is known as a vector, and the disease is referred to as a vector-borne disease.
Diseases on the Inside When insects harbor viruses, bacteria, or parasites inside their bodies, they can spread disease a second way by passing it on through a bite or other means. Only a small percentage of insects transmit disease to humans in this way.any insects feed exclusively on plants, while certain ones eat other insects. Houseflies carry disease-causing agents on their feet Of course, there are insects that annoy man and beast with their painful bite or simply by their presence in vast numbers. Some also wreak havoc on crops.