Ecological succession occurs when older communities of plants and animals are replaced by newer communities, whereas the ecological pyramid deals with the relationship between the number of primary ...

1. With reference to food chain, consider the following statements: 1.Only 10 per cent of the energy is transferred to each trophic level from the lower trophic level. 2. The flow energy takes place ...

In biology the relationship of what eats what and how energy passes through an ecosystem is called a food chain. Pyramids can help give us an overall picture of a particular food chain. They can ...