The sum total of all the microbes in a certain environment is termed the select one: a. microbiome b. biofilm c. microbial niche d. domain e. phylogeny

The right option is; a. microbiome

The sum total of all the microbes in a certain environment is termed the microbiome.  

A microbiome is the sum total (community) of all the micro-organisms that are living together in a certain environment such as in body of humans, animals, plants and in soils. Micro-organisms (microbes) are unicellular organisms that cannot be seen with the naked eyes but can only be seen with the aid of a microscope. Examples of microorganisms include fungi, bacteria, archaea, and protists.

characteristics of hydrocarbons

1)

i))the process of preparing food by green plants in the presence of sunlight is called photosynthesis.

ii) leaf is the site for photosynthesis.

iii) it takes place as,

6h2o+6co2=c6h12o6+602