There you go sir! Hope I helped
Answer:
I think A. is the right answer.
Explanation:
I searched up on how to determine population size and here here are some things I found. ¨The number of individuals in a specific area¨, ¨The most obvious way to determine the size of a population is to count, one by one.¨, but one thing I´m kinda sure is right is this one. It´s determining population size. ¨Some methods of determining the size of population are direct and indirect observations, sampling, and mark-and-recapture studies¨ But just see for yourself.
Definition of self-feeder
: a device for providing feed to livestock that is equipped with a feed hopper that automatically supplies a trough below
I looked up the meaning on Merriam Webster
Microbes as they tend to produce rapidly on a surface of other microbes such as bacteria and fungi.
