Drag and drop each word into the correct location.
fossil fuels take to form. coal
formation begins in
while oil and
natural gas formation begins in
all
fossil fuels require heat and
in order to
form

The bacteria found in a soil is usually harmful and measure are taken to remove any traces of microorganisms 1. true 2. false

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.

Variety of living organisms; includes genetic, species, and ecological types.