EcosystemVersión en línea Answer these questions about ecosystem por Lydia Morena Murcia 1 Which is the largest ecosystem on Earth? a Desert ecosystem b Marine ecosystem c Tundra ecosystem 2 A habitat is a Where an organism lives b only de of non-living things c very hot 3 Organisms of the same species within an ecosystem are called a Community b Habitat c Population 4 Different populations interact with each other in a Communities b Ecosystems c Habitats 5 Emergent layer are usually about a 30 or 40 metres tall b 50 or 60 metres tall c 10 or 20 metres tall 6 Order the different layers from the biggest to the smallest a understory layer, canopy layer, emergent layer, forest floor b emergent layer, understory layer, canopy layer, forest floor c emergent layer, canopy layer, understory layer, forest floor 7 Invertebrates, fungi and bacteria live in a Canopy layer b Emergent layer c Forest floor 8 Permafrost is a a layer of frozen soil b a layer of desert soil c a layer of sand soil 9 A snake is a a primary consumer b secondaty consumer c tertiary consumer 10 A mouse is a a producer b primary consumer c secondary consumer 11 Grass is a A producer b A primary consumer c A tertiary consumer 12 Producers are also known as a photosynthesis b autotrophs c decomposers