timber assignment

Using BRANZ house building guide, internet or libary resources complete the following and enter into your blog.
some links that may be usefull

http://www.dbh.govt.nz/building-code-compliance-documents-downloads

http://www.dbh.govt.nz/timber-treatment-2003

http://www.smarterhomes.org.nz/construction/construction-systems/timber-construction

1. Name 5 types of timber used for construction in new zealand.
pine, remu, matai, kauri, rewarewa.

2. what is the difference between exotic, native and imported timber and give an example of each?
exotic in brought from another country and grown in NZ native timber is grown in NZ

3.how is timber treated to protect it from insect and fungal (rot) attack?
light organic solvent preservatives

4.how does timber treatment fit in with the new zealand building code (NZBC) ?