Multiple Choice
A major obstacle the first land plants had to overcome was ________.
A) finding food on land where there were no organic compounds
B) staying upright despite gravity and wind on land
C) their lack of mobility because they needed water access
D) the large number of plant eating organisms on land
E) eliminating waste materials in the atmosphere
Correct Answer:
Verified
Correct Answer:
Verified
Q115: During the process of _,plants release the
Q116: Mammals replaced reptiles as the dominant land
Q117: The beginning of the Precambrian era is
Q118: The process in which plants use light
Q119: Zircons found in continental rocks give evidence
Q121: The first bacteria probably used _ instead
Q122: _ are the dominant land plants of
Q123: Much of the original free oxygen in
Q124: Human ancestors developed the tendency to walk
Q125: What group of animals were the first