How has discovery of these minute phytoplankton changed our understanding of marine food webs?
1.No change, as they’re too small to be eaten by anything.
2.The base of the food web has organisms much smaller than diatoms.
3.Their growth is usually limited by nutrients, hence they’re unimportant.
4.They are actually eaten by all marine life.
2
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Which nation never had part of its current national territory occupied by the former Austro-Hungarian Empire?
A) Poland
B) Austria
C) Hungary
D) Bulgaria
E) Croatia
In which of the following areas would precipitation be LEAST likely?
A. in an area affected by maritime air masses B. along a windward coast C. in an area of low pressure D. on the leeward side of a mountain range
The vertebrates' skull made the evolution of intelligence feasible. Indicate whether the statement is true or false
Unlike the trunk glacier, tributary glaciers carve V-shaped valleys
a. True b. False Indicate whether the statement is true or false