Earth’s cycles provide organisms with continued access to usable elements necessary for sustaining life. (true or false)

True

Explanation:

There are several physical, chemical , biological and chemical –biological cycles in the earth’s atmosphere that keep on rotating the minerals with in the different segments of earth. There are several such cycles –  

a)Nitrogen cycle

b)Carbon cycle

c)Phosphorous cycle

d)Food cycle

e)Energy cycle ( trophic levels in a food web)

The primary constituents of all these cycle keep on changing their form from species to species so that these nutrient get available to all the living beings.

it forms an anion that has a larger radius. anions have a negative charge and are larger than the original atom.