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Clip description Keywords
Adaptation – seed dispersal
Adaptation – seed dispersal

Duration: 3:37

How can the air be used to disperse seeds and spores? Genetic information can travel in the wind to germinate in a different area.

 
Animal seed dispersal of a cactus
Animal seed dispersal of a cactus

Duration: 02:31

David Attenborough describes how the saquaro cactus uses a variety of different animal vectors to disperse its seeds

 
Factors that affect germination
Factors that affect germination

An explanation of how warmth, water, oxygen and fertilisers affect plant germination and seedling growth.

 
Fertilisation in plants
Fertilisation in plants

Duration: 00:57

An explanation of plant fertilisation.

 
Giant lily pollination by the scarab beetle
Giant lily pollination by the scarab beetle

Duration: 3:19

A report about the role of the scarab beetle in the pollination of the giant lily in the rainforests of Guyana.

 
Insect pollination of plants
Insect pollination of plants

Duration: 03:09

An investigation into insect pollination and cross-pollination of apples by bees.

 
Introduction to plants and their uses
Introduction to plants and their uses

Duration: 02:37

Examples of a variety of plant species and their uses.

 
Linnaeus and the first system of classification of plants
Linnaeus and the first system of classification of plants

Duration: 03:18

Carl Linnaeus developed the first system for the classification of plants, based on the structure of their flowers.

 
Mouse lemurs pollinate flowers
Mouse lemurs pollinate flowers

Duration: 02:02

Mouse lemurs and giant hawk moths pollinate baobab flowers.

 
Plant growth - soil and nutrients
Plant growth - soil and nutrients

Duration: 00:58

The role of soil in providing plant nutrients is examined and the raw materials required for photosynthesis are discussed. subtitled

 
Pollination in plants
Pollination in plants

Duration: 00:55

How pollen is transferred from one plant to another in the process of pollination, resulting in sexual reproduction.

 
Pollination of the Elephant Yam plant by beetles
Pollination of the Elephant Yam plant by beetles

Duration: 03:50

The Elephant Yam plant tricks beetles into pollinating it.

 
Recycling Nutrients
Recycling Nutrients

Duration: 02:14

A look at how nutrients are recycled.

 
Reproduction in plants
Reproduction in plants

Duration: 00:44

An introduction to sexual reproduction in plants. The male and female parts of a plant's flower are discussed.

 
Seed survival in inhospitable conditions
Seed survival in inhospitable conditions

Duration: 01:39

An introduction to seed survival in inhospitable conditions. Discusses fertilisation of seeds in the lava fields of the Galapagos Islands and after travelling through miles of oceans.

 
The biggest flower on Earth
The biggest flower on Earth

Duration: 02:27

David Attenborough visits a tropical rainforest in Sumatra to see the largest flower in the world.

 
The woodland floor in spring
The woodland floor in spring

Duration: 01:36

Time lapse photography of a broadleaved woodland floor in spring - phototropism in action.

 
Time lapse photography of bamboo growth
Time lapse photography of bamboo growth

Duration: 02:49

Bamboo sprouts from the Chinese forest floor at a rapid rate.

 
Van Helmont's experiments on plant growth
Van Helmont's experiments on plant growth

Duration: 03:45

Van Helmont's experiment demonstrated that plants did not use up soil as they grew is explained in the context of 17th century ideas.

 

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