Overview

• Photosynthesis & Respiration Overview 2'44"

Photosynthesis

• Photosynthesis 4'10"

• Vegetation transformation 2'59"

Respiration

• Respiration 4'59"

Comparison

• Quiz: Photosynthesis and respiration terms

• Relationship between photosynthesis & respiration 3'28"

• The simple story of photosynthesis and food 4'00"

• Quiz: Comparison between photosynthesis and respiration

Practicals

• Starch iodine fun experiment 5'02"

• Investigation to show that starch is made during photosynthesis 7'02"

• Lime water and carbon dioxide experiment 3'24"

Terms

• Introduction to Ecology 4'46"

• Key terms 2'25"

• What is an ecosystem? 2'27"

Feeding relationships

• Energy transfer in trophic levels 2'41"

• What are trophic levels? 2'53"

• Trophic levels and food pyramids 6'19"

• Decomposers vs scavengers 3'32"

• Ecological pyramids 3'42"

• Food chains (1) 4'49"

• Food chains (2) 5'55"

• Food webs 3'08"

Adaptations

• Adapting and living together (1) 2'04"

• Adapting and living together (2) 1'06"

• What is adaptation? 1'23"

• Adaptations of predators and prey 1'26"

• Adaptations of camels 1'20"

• Adaptations of plants living in extreme conditions 1'51"

• Mimicry 2'44"

Conservation

• Conservation and the race to save biodiversity 12'03"

• What if all the bees die?

• Changes in the Big Apple 4'56"

• Changes in the Big Forest 4'39"

• Microorganisms 4'06"

• Pathogens 1'00"

• What is a parasite? 6'34"

Viruses

• What are viruses? 4'44"

• HIV 1'50"

• Corona virus 3'07"

Bacteria

• What are bacteria? 4'31"

• Bacteria 7'30"

• Tuberculosis (TB) 1'21"

Fungi

• What are fungi? 4'34"

• Bread mold under the microscope 6'27"

• Bread mold investigation 4'44"

• Ringworm 2'13"

Protists

• Plankton 3'36"

• Malaria 9'59"