I think the answer should be 16 because 1×2^4=16
Feces are deposited on the ground, and the bacteria in the soil breaks it down, and uses the nutrients
I looked up your question just now and found this sight that has plenty of answers in it. https://www.britannica.com/place/Appalachian-Mountains
Hope this helps.
The correct answer is A. grass
For the first question the answer is Linnaeus
For the second question the answer is D, Organisms can be classified based on similar traits
For the third one the answer is C, the black snakes will survive and reproduce passing their traits to their offspring...
For the last one it’s A, some insects in a population survive temperature changes and pass their traits on to their offspring
Hope I helped!!
