Explain the difference between the terms silicon and silicate
What will be an ideal response?
Silicon is the single element Si, atomic number 14. Silicates are the mineral group that is based on the silicon–oxygen tetrahedron (mineral building block made of one silicon atom surrounded by four oxygen atoms), and all silicates contain this compound.
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Lithostratigraphic units are defined by the physical attributes of the rock, irrespective of time. Indicate whether the statement is true or false
Figure 10.25
Costa Rica has created several mega-reserves. In the accompanying figure, green areas are protected natural parklands and yellow areas are the surrounding buffer zones. Discuss the value of the reserves and how they could be linked.
What will be an ideal response?
A winter precipitation maximum is characteristic of both the Mediterranean climate and the marine west-coast climate.
a. true b. false
A trophic cascade is the effect of the loss of ________ on ________
A) flooding; terrestrial ecosystems B) top consumers; one another C) producers; the abundance of primary consumers D) detritivores; the abundance of decomposers E) top consumers; the abundance of lower consumers and producers