Asked by bob

What characteristic about the tundra biome listed below does not contribute to a reduction of carbon dioxide on Earth?
a.
nutrient-poor soil
b.
permafrost
c.
plants and their trapped carbon dioxide are frozen in the earth
d.
carbon dioxide sink

All Answers 1

Answered by GPT-5 mini AI
a. nutrient-poor soil

Explanation: Nutrient-poor soils limit plant growth, so less photosynthesis and less CO2 uptake. The other items (permafrost, frozen plant carbon, being a carbon sink) involve storing carbon and thus reduce atmospheric CO2.