Characteristics of living things

https://www.sciencelearn.org.nz/resources/14-characteristics-of-living-things
When you look at the world around you, how do you categorise or group what you see? In science ...

Marine food webs

https://www.sciencelearn.org.nz/resources/143-marine-food-webs
Feeding relationships are often shown as simple food chains – in reality, these relationships ...

Ocean salinity

https://www.sciencelearn.org.nz/resources/686-ocean-salinity
There are many chemicals in seawater that make it salty. Most of them get there from rivers ...

Human impacts on marine environments

https://www.sciencelearn.org.nz/resources/144-human-impacts-on-marine-environments
Throughout human existence we have relied on the oceans – for food, as a waste dump, for ...

Pollination and fertilisation

https://www.sciencelearn.org.nz/resources/77-pollination-and-fertilisation
Sexual reproduction is a way of making a new individual by joining two special sex cells ...

Adaptations of marine organisms

https://www.sciencelearn.org.nz/resources/142-adaptations-of-marine-organisms
Adaptation is an evolutionary process whereby an organism becomes increasingly well suited to ...

Human impact on rivers

https://www.sciencelearn.org.nz/resources/440-human-impact-on-rivers
Human beings have an impact on river ecosystems. The relationship living organisms have with ...

Earthworm adaptations

https://www.sciencelearn.org.nz/resources/17-earthworm-adaptations
Adaptation is an evolutionary process whereby an organism becomes increasingly well suited to ...

Cleaning up the oil spill

https://www.sciencelearn.org.nz/resources/1140-cleaning-up-the-oil-spill
On 5 October 2011, the cargo vessel Rena ran aground on the Astrolabe Reef. The ship was ...

Flowering plant life cycles

https://www.sciencelearn.org.nz/resources/82-flowering-plant-life-cycles
The flowers and fruit of flowering plants come and go as part of their life cycle. Some ...

Attracting pollinators

https://www.sciencelearn.org.nz/resources/80-attracting-pollinators
Flowering plants need to get pollen from one flower to another, either within a plant for ...

Earthworms’ role in the ecosystem

https://www.sciencelearn.org.nz/resources/9-earthworms-role-in-the-ecosystem
Charles Darwin is well known for his work on natural selection. He published widely on topics ...

River ecosystems

https://www.sciencelearn.org.nz/resources/439-river-ecosystems
The ecology of the river refers to the relationships that living organisms have with each other ...

The role of observation in science

https://www.sciencelearn.org.nz/resources/8-the-role-of-observation-in-science
Observation is something we often do instinctively. Observation helps us decide whether it’s ...

Ocean temperature

https://www.sciencelearn.org.nz/resources/707-ocean-temperature
The temperature of the ocean determines what form the water takes. Most of the ocean is liquid ...

Classifying and identifying ferns

https://www.sciencelearn.org.nz/resources/1104-classifying-and-identifying-ferns
Scientists currently consider that New Zealand has approximately 230 species of fern in about ...

Native bird adaptations

https://www.sciencelearn.org.nz/resources/1162-native-bird-adaptations
New Zealand separated from Gondwana around 65 million years ago. Due to the geographical ...

Environmental conditions affecting the sea

https://www.sciencelearn.org.nz/resources/141-environmental-conditions-affecting-the-sea
On land, the most important environmental conditions affecting organisms are rainfall and ...

What is a fern?

https://www.sciencelearn.org.nz/resources/1103-what-is-a-fern
There are ferns in most New Zealanders’ backyards and local environments. Ferns are green ...

Classifying marine organisms

https://www.sciencelearn.org.nz/resources/140-classifying-marine-organisms
Classification is an important tool used by scientists to show how organisms are related to ...

Limestone uses

https://www.sciencelearn.org.nz/resources/472-limestone-uses
The calcium carbonate content of limestone rocks has been used from the earliest civilisations ...

Birds’ roles in ecosystems

https://www.sciencelearn.org.nz/resources/1163-birds-roles-in-ecosystems
An ecosystem consists of all of the flora and fauna living within an area and the interactions ...

Monarch butterflies

https://www.sciencelearn.org.nz/resources/511-monarch-butterflies
There is a touch of irony that, in a country famous for its unique wildlife, New Zealand’s most ...

Sea stars

https://www.sciencelearn.org.nz/resources/149-sea-stars
When is a fish not really a fish? When it’s a starfish! Starfish is the common name for a group ...
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