Large-scale biological extinctions can be caused by
A) volcanic activity.
B) tectonic activity.
C) asteroid impacts.
D) All of these choices.
Correct Answer:
Verified
Q32: Classed as mammals are which one or
Q33: Flowering plants first appeared in the
A) Cenozoic
Q34: Land animals first appeared in the
A) Cenozoic
Q35: Birds are descended from
A) mammals.
B) dinosaurs.
C) fish.
D)
Q36: In general, ancient forms of life are
A)
Q38: A suitable object for radiocarbon dating would
Q39: Large exposures of Precambrian rocks are found
Q40: The oldest rocks in which evidence of
Q41: The dinosaurs disappeared at the end of
A)
Q42: The Neanderthals
A) were less than a meter
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