Select all the potential effects of damming a river.

a. increased erosion
b. increased water reserves
c. disruption of river ecosystems
d. increased pollution of watersheds
e. increased production of electricity
f. higher amounts of algae from fertilizer runoff

Arafura file snakes are large, aquatic, non-venomous snakes found in the flood-plains of australian rivers. they feed only on fish found in the rivers. it has been observed that heavy rainfall in the wet season in one year leads to prolonged inundation of the floodplains lasting a year or longer. it has also been observed that these snakes remain in good physical condition after a flood. explain how the file snake population in a region is likely to be affected by the prolonged inundation of a flood-plain.

Is a hamster and guinea pig part of the same species ?

When coal has reached it hardest, darkest form, it is called select one: 0 a. sub-bituminous b. lignite c. bituminous d. antrhacite next page