What is the lowest level of organism organization

This large tectonic plate is bounded on three sides by whats know as the ring of fire. what is the name of this tectonic plate? a) pacific plate b) eurasian plate c) north american plate d) indo- australian plate plz it's science but there's no option for science so i picked chemistry

Is this a single replacement reaction or there is no

If blood contains 150g of hemoglobin per liter of blood, how much hemoglobin would be contained in 10 ml of blood