Freshwater invertebrates; sampling, analysis and freshwater treatment. Two PPTs and a hand-out to cover: PPT 1: Species ID and the Biotic Index of water quality (Includes 20 colour photo invertebrate ID to create a dichotomous key or use as field ID). PPT 2: Freshwater treatment (15 slides). Hand-out: Freshwater sampling task with methods and analysis.

BTEC Level 2: PPT: Animal adaptations and choice chamber experiment Hand-out: Creating dichotomous keys PPT and Hand-out: Evolution and selective breeding

A 5 Page handout for BTEC Level 2 Biology Investigations: 1. Investigation of the digestive system 2. Investigation of the respiratory and cardiovascular systems 3. Investigation of the renal system. This is a student hand-out providing an activity for each of the above.

BTEC Level 3; Pathogens, Infection and Hand-washing Practical: PPT of 77 slides covering: First, second and third line of defence. Antibodies, antigens and white blood cells. Vaccines. Pathogens cardsort: To sort into bacteria, viruses and fungi. Hand washing practical with Method and Evaluation pointers.

Species interactions/relationships. Covers definitions of types of symbiotic relationships including competition, mutualism, commensalism and parasitism. Includes a quiz/card sort to cover the four relationships above. Includes 29 PPT slides suitable for BTEC, A Level and higher level Biology courses.

24 Resources for AS Level Biology including: Cell Division Macromolecules Enzymes Transport systems of humans and plants The lymphatic system The heart Gas Exchange Haemoglobin

29 PPT slides covering definitions of symbiotic relationships and a card sort activity, with answers, to cover the topics of: Mutualism Commensalism Parasitism Competition Suitable for BTEC, A Level and Higher Level courses.

Presentations and handout to cover the biomes of the world including: Aquatic, desert, temperate, tropical, tundra, taiga and a summary PPT and handout. Suitable for Biology, Geography and Ecology students.

Environmental Science Presentations and worksheets covering: Biomes Biodiversity Nutrient Cycles Climate Change The importance of bees Palm Oil Sustainable Development Animal adaptations Quiz Suitable for GCSE - A level Students of Biology, Geography and Environmental Science.

Physiology presentations covering animal adaptations 20 resources including; Thermoregulation The nervous system The endocrine system Adaptations to polar environments Adaptations to desert environments Adaptations of aquatic animals Adaptations for feeding, reproduction, diving animals Adaptations of the circulatory system The kidneys and Osmoregulation Adaptation via epigenetics

Biodiversity, biomes and conservation - 25 resources including; Species diversity indices Modes of speciation Biomes Invasive species Climate change Threats to habitats Habitat loss The value of biodiversity

Ecology and conservation presentations including; Abiotic and biotic factors. Species interactions Bioaccumulation Threats to ecosystems Impacts of El Nino climatic events on wildlife. Genetic diversity. Taxonomy