Ecologists have discovered a food web beneath the waves of French Polynesia that is both unusual and spectacular. A small channel hosts up to 700 sharks - far more than it can support based on the ...

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 ...

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 ...