Answer: The trophic levels of a food chain are the number of steps from the beginning of the chain.
Explanation:
A food web/chain starts with trophic level 1 (primary producers), trophic level 2 (herbivores), trophic level 3 (carnivores) and so on.
Mineral is made up of usable amounts of metallic elements
Dynamic equilibrium also known as Homeostasis is responsible for these fluctuations. Hope it helped!
Viruses are not living things. Viruses are complicated assemblies of molecules, including proteins, nucleic acids, lipids, and carbohydrates, but on their own they can do nothing until they enter a living cell. Without cells, viruses would not be able to multiply. Therefore, viruses are not living things.