Classs 5 girls and boys come in zoom it is science class come fast with your name and class classs is stated come fast I am waiting

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?

Adrought killed all the plants in an agricultural farmland. gradually, due to wind and some birds for. nearby areas, new plants started sprouting l. what stage of succession was taking place in the farmland? a) competition b) nudation c) ecesis d) reaction e) migration

Which direction does the energy flow in this energy pyramid ?