Poisons are substances that cause harm to organisms when sufficient quantities are absorbed, inhaled or ingested. A toxin is a poisonous substance produced within living cells or organisms ...
All living things depend on one another to live. Animals eat plants and/or animals to survive. Food webs describe the feeding connections between organisms in an ecosystem. The three main groups ...
Marine toxins are naturally occurring chemicals that can contaminate certain seafood. Naturally occurring toxins are produced by phytoplankton and move through the food web when zooplankton, fish ...
In this activity, students model bioaccumulation of toxins in marine animals. They participate in a food web game where feeding decisions determine their survival. By the end of this activity ...
In this activity, students learn about toxins and poisons and research what’s poisonous in New Zealand. By the end of this activity, students should be able to: describe how at least one ...
In this activity, students gather, press and label plant leaves to create a life-size leaf collection. Students laminate the dried leaves for easier handling and storage. The collections can be ...
Come and visit Aotearoa New Zealand’s underwater world in this online citizen science project. Discover, count and identify unique fish species that live within our marine reserves ...
This comprehensive worldwide online citizen science (OCS) project collates bird species, numbers, locations and times of sightings into a large database. You can create a class as a user and, by ...
Globe at Night is an international citizen science campaign to raise public awareness of the impact of light pollution by inviting citizen scientists to measure and submit their night sky ...
Students carry out a practical investigation to help AgResearch scientists monitor the spread of Microctonus aethiopoides (a tiny wasp) and its success as a biocontrol agent for clover root ...
The rocky shore is a popular topic in primary school science. Below are some Science Learning Hub resources for primary teachers related to the rocky shore in the Living World strand of the New ...
With 75% of New Zealanders living within 10 km of the coast, many students will be familiar with estuaries. In scientific terms, estuaries are the interface between the land and the sea – the ...
Paul McNabb of the Cawthron Institute in Nelson describes the system they use to monitor shellfish safety. He explains how toxins are detected in shellfish using liquid chromatography-mass ...
Paul McNabb provides a short explanation on how an LC-MS functions.
Dr Susie Wood of the Cawthron Institute in Nelson talks about how toxic grey side-gilled sea slugs are. She explains that not all these sea slugs are toxic. It seems that North Island slugs are ...
This interactive demonstrates bioaccumulation of marine toxins. It shows how toxins move through a marine food web.
A slideshow of weeds and the adaptations that make them problematic in a New Zealand setting. Use the Slideshow menu for further options, including view full screen, and go here for the download ...
The life cycle of ferns is different from other land plants as both the gametophyte and the sporophyte phases are free living. This interactive illustrates the alternation of generations in ...
