This passage is water water everywhere furious floods read the passage and answer the questions on the last page

In this passage they talking about water problem and flood, flooding means the covering or submerging of normally dry land with a large amount of water. it means that water is useful but it also dangerous.

c. live where it’s cold and icy

ecological efficiency: % of usable energy transferred as

biomass from one trophic level to the next typical is 10% efficient (90% of

energy is lost),is diagramed as the pyramid of energy flow. then osprey eagle

are tertiary consumer and the shrimp are primary consumer, so to balance

mass of shrimp (1/0.1) / 0.1 = 100 kg