What could have led to the displacement of animals from their original habitat?
loss of habitat due to human interference?
loss of habitat due to natural calamities?
loss of feeding ground due to intraspecific interaction?

What is a coast of using technology to transport water? a.cities can be built in otherwise uninhabitable areas. b.crops can be irrigated and grown in new areas. c.floods can be averted in flood-prone areas. d.freshwater supplies can be depleted in an area.

With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite

The structure that houses the cells genetic information.