Which of the following is considered the smallest rock particle found in soil?
A) clay
B) silt
C) sand
D) humus
E) subsoil
Question 2
According to the following balanced chemical equation, if you want to generate two moles of H2O how many grams of O2 do you need? 2 H2 + O2 2 H2O
A) 32
B) 16
C) 8
D) 4
E) 6.022 1023
Question 3
Which of the following statements best describes an anode?
A) the negatively charged electrode of a battery or electrochemical apparatus
B) the place where oxidation is taking place in a battery or electrochemical apparatus
C) the place from which electrons are flowing away from
D) all of the above
E) none of the above
The Peary caribou is a relatively small and pale subspecies found in the tundra of far northern Nort
Granite: a Common Rock in Continental Crust
Soil as Habitat
Probiotics are live microorganisms, usually bacteria, mainly found in cultured dairy foods
The nucleosome core particle derived from X-ray crystal analysis
North American temperate deciduous forest. Forest soil profile at right.