Biotic factors which are the living components of an ecosystem. Producers are organisms that create their own energy. Examples are plants and photosynthesizing bacteria. Abiotic factors which are the nonliving components of a system that affect the living organisms.
Syntax of Excel IF Statement: The syntax of If Function in Excel is as follows: =IF (Logic_Test, Value_if_True, Value_if_False). Here, â Logic_Test â refers to the expression that is to be evaluated. â Value_if_True â is the output of IF Statement if the â Logic_Test â is TRUE.
The If...Else If...Else Statement. An If statement can be followed by an optional Else if...Else statement, which is very useful to test various conditions using single If...Else If statement. When using If... Else If... Else statements, there are few points to keep in mind. An If can have zero or one Else's and it must come after an Else If's. An If can have zero to many Else If's and they must come before the Else. Once an Else if succeeds, none of the remaining Else If's or Else's will be tested.