The Living World Flashcards
Definition of an ecosystem
A living system made up of plants, animals and the environment
Definition of a biome
A global scale ecosystem
Give 3 biomes
Tundra, tropical rainforest, hot desert
Feautres of a Tropical Rainforest Biome
High temperature all year round
High rainfall all year round
High biodiversity and no seasons
Features of a Tundra Biome
Low temperature all year round
Low rainfall all year round
No seasonal change
Low biodviersity and forestry
Cold environments are cold because …
They only receive glancing solar radiation
A food chain is …
A diagram showing the transfer of energy between organisms
A food web is …
All food chains in an ecosystem
Give a Simple UK Pond Foodchain
Algae - Caddis - Perch - Kingfisher
Why is energy lost along a food chain?
Growth, repair, movement, reproduction
What is a producer and why?
A plant. It makes its own food through photosynthesis
A primary consumer is …
The first eater that consumes producers and rotten material (herbivores)
A secondary consumer is …
The next consumer and eats animals (carnivore)
How do humans affect a UK pond?
Water pollution, draining water and removing or adding organisms
What natural processes affect a UK pond?
Drought, flood, disease
