Autotrophs are described as capable of using which carbon source?
AOrganic carbon only
BNo carbon at all
CRadioactive carbon
DInorganic carbon
Answer & Solution
Correct answer: D. Inorganic carbon
1. What makes an organism an autotroph is its carbon source.
2. Photosynthetic and chemosynthetic organisms are grouped as autotrophs.
3. Autotrophs are capable of synthesizing their own food.
4. More specifically, they are capable of using inorganic carbon as a carbon source.
_Source: OpenStax Biology 2e (CC BY 4.0), Ch 46 'Ecosystems', sections 46.1-46.3_
Related questions
The nitrogen cycle is introduced with the observation that getting nitrogen into the livinCarbon is described as which most abundant element in living organisms?Gross and net primary productivity differ by the energy that producers spend on:After a limited number of trophic energy transfers, the energy remaining may not be enoughThe recycling of inorganic matter between living organisms and their environment is calledNet primary productivity is used because organisms need to use some energy for their own:The rate at which photosynthetic primary producers incorporate energy from the sun is callProductivity within an ecosystem is defined as the percentage of entering energy incorpora