b) A population first divided into two parts, then three parts, and then four parts, until a description identifies a single member.
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Answer:
C. dark organic matter that forms when plants and animals decay
Chemical energy: When animals eat plant, they get the chemical energy in the plants stored as sugar.Mechanical energy: Carbon dioxide rising through the air gains mechanical energy (as well as gravitational potential energy).Thermal energy: The heating of fossil fuels releases the energy stored inside.Electrical energy: Burning fossil fuels creates electrical energy for us to use.
The answer here is , A. Thermal energy
I believe that the answer would be B.the realized niche
