Yes because obviously some other organism lives off eating that organism so if they die off the other organisms will be affected heavily
Anything can be homogenous as long as you can only see the same type of liquid
think about it like this
orange juice with pulp is Hetero
orange juice with no pulp is homo
I got B. Because the answer is K2SO4, I got it right on my test so I know its right
Calcium is in group 2A because it has two valence electrons and an oxidation state of 2+. Hope this is accurate & helpful! Enjoy your evening.