The correct answer is it lives inside or on a host.
A is incorrect because a parasite steals from the host, without giving anything in return. Much like a leech
C is incorrect because leeches almost always use their host as a food source
D is incorrect because parasites can often dig beneath the host's skin to be hidden from sight
Answer:
Explanation:
Standing crop is the biomass or living matter of biotic components of an ecosystem at a particular time. It represents the entire living matter (biomass). ... Standing state can be defined as the amount of inorganic nutrients found in an ecosystem. It represents the part of non-living matter.