Scientific Eye – Energy for Life – a 19m 9s video:
KS3 Bitesize foundation level – Living Things in their Environment – a video covering Habitats, Adaptation, Seasonal & Daily adaptations, Food Chains & Webs & Factors affecting Populations.
From the top of the food chain down: Rewilding our world – George Monbiot (a TED-Ed lesson):
7C Environment & Feeding Relationships
A 19m 16s video on Food Chains from Scientific Eye:
Want2TlkScience? – Food Chains & Food Webs – a 6m 14s video; Science in Action – Food Webs & Chains – an 18m 20s video; Scientific Eye – Variety & Survival (20m).
KS3 Bitesize foundation level – Living Things in their Environment – a video covering Habitats, Adaptation, Seasonal & Daily adaptations, Food Chains & Webs & Factors affecting Populations.
Scientific Eye – Habitat & Population (19m).
What happens to your body after you die? – Instant Egghead video (2m 10s).
WOODLICE & CHOICE CHAMBERS:
Information on Investigating animal behaviour on KS3 Bitesize.
Predators & prey – Lion King ‘Threat to our Lives‘ song.
Topic 4 Ecology
Topic 5 – Ecology & Evolution essay qus
Key terms as flashcards from Quizlet (you also can test yourself in a number of ways):
4.1 Species, Communities & Ecosystems
4-1 Species Comms Ecos notes to complete (created by Mrs Green).
A 9m video lesson on this sub-topic from Dan Rott videos:
In Crash Course Biology #40 – Ecology: Rules for Living on Earth, Hank introduces us to ecology.
CHI-SQUARED TEST:
Thank you Mr Andersen. And here is a worked Chi-squared example in 9m 30s.
The Chi-Squared Test from Stephen Taylor. And thank you Mr Taylor.
Key terms as flashcards from Quizlet (you also can test yourself in a number of ways):
PRESCRIBED PRACTICAL 5 – Mesocosms
Setting up sealed mesocosms to try to establish sustainability
Mesocosms – notes from BioNinja
IGCSE Bio Topic 21 – Human Influences on Ecosystems
For self-assessment questions, with exercises and discussions, just click on the correct topic at Biology GCSE & IGCSE Question Bank. The s-cool revision site lets you revise the topic, summarizes the topic & tests you on it. Skoool gives you a lesson, including progress questions, for each Biology topic but you’ll need sound on for it.
Topic 21 revision notes in downloadable word format; to be completed.
This powerpoint covers a lot of Topic 21, as well as revising a lot of Topic 19:
Igcse biology edexcel 4.1 4.17 from Marcos Rodriguez
Science in Focus – The Human Impact – a 19m video.
21.1 Food Supply
A work in progress!
21.2 Habitat Destruction
21.3 Pollution
WATER POLLUTION
EUTROPHICATION
Eutrophication – a short video from The Virtual School:
A lesson (how sewage kills fish) from Mr Dare:
PLASTICS
What really happens to the plastic you throw away:
The Great Pacific Ocean Garbage Patch:
ENHANCED GREENHOUSE EFFECT & CLIMATE CHANGE
A lesson on the Enhanced Greenhouse Effect from Mr Dare:
Mr W sings Seven ways to reduce carbon.
ACID RAIN
A lesson on Acid Rain from Mr Dare:
Here’s a short (less than 5 minute) video clip from BBC iScience – Acid Rain.
21.4 Conservation
A work in progress!