The "net primary productivity" is:
A) The amount of energy used in metabolism by producers
B) The amount of energy given off as heat by producers
C) The amount of energy trapped by the autotrophs of an ecosystem
D) The amount of energy available for consumers
E) Both amount of energy given off as heat by producers and amount of energy trapped by the autotrophs of an ecosystem are correct
Correct Answer:
Verified
Q16: The total of all the resources,both biotic
Q17: In _ multiple species use the same
Q18: A gradual change in a community's species
Q19: A _ makes up a small portion
Q20: The decline of the sea otter population
Q22: An organism that can use energy and
Q23: Carbon returns to the atmosphere:
A)As carbon dioxide
B)From
Q24: Decomposers:
A)Obtain nutrients from detritus
B)Return organic molecules to
Q25: Nitrogen-fixing bacteria convert N2 into _.
A)Nitrates
B)Ammonia
C)Nitrites
D)Carbon dioxide
E)Methane
Q26: The _ cycle begins with the weathering
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents