decline in air, land and water pollution; no one to ensure proper disposal of toxic wastes; decreased destruction of habitats; increase in species extinction
The combination of genetic material from two different individuals/parents the offspring gets half the traits from the mother and the other half from the father hope this helps
every time an organism consumes something it receives only 10% of the prey's energy. in this case it would be 300kcal.
The answer to the very question you are asking is "plants"