Tobject]user: a complex of interconnected food chains in an ecosystem is called a/an
a. ecological pyramid.
b. food web.
c. trophic stack.
d. ecosystem. user: which of the following factors will have a greater impact on a population as the density of that population increases?
a. natural disaster
b. climate
c. predation
d. weather

Apart of the periodic table is shown. a portion of the sixteenth and seventeenth columns of the periodic table is shown. column 16 reads eight oxygen, 16 sulfur, and 34 selenium. column 17 reads nine flourine, 17 chlorine, and 35 bromine. which of the following elements is less reactive than the others? bromine (br) oxygen (o) selenium (se) sulfur (s)

In the name staphylococcus aureus, aureus is thea. kingdom.b. specific name.c. genus.d. domain name.e. family name.

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