The loss of mayflies from a stream suggests that the quality of water is declining; therefore, mayflies are a(n) ____ species.
A) degraded
B) endangered
C) threatened
D) keystone
E) indicator
Correct Answer:
Verified
Q50: Plastic pollution has had serious ecological consequences
Q51: What does the ozone layer absorb?
A) heat
B)
Q52: Which term refers to the renewal of
Q53: Due to biological magnification, which would have
Q54: a(n. _ is an observed consequence of
Q56: In its use in conservation efforts, lichens
Q57: What is the main function of the
Q58: Which region experienced a desertification event called
Q59: The genetic diversity within a species of
Q60: The Klamath-Siskiyou forest in southwestern Oregon and
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