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.
Other insects have chewing mouthparts and eat leaves or other plant matter. Some insects bite or pinch, and others pierce and suck blood or plant fluids. The pair of antennae may have obvious segments, or look like a feather. They come in different forms and are a clue to identifying the insect.ther insects have chewing mouthparts and eat leaves or other plant matter. Some insects bite or pinch, and others pierce and suck blood or plant fluids. The pair of antennae may have obvious segments, or look like a feather. They come in different forms and are a clue to identifying the insect.