Rods and cones convert light to neural signals which the nervous system can use. ... The 100 million rods are locates in the retina away from the fovea, so they carry out peripheral vision ("side" vision towards the edge of the visual field). Figure 6 shows the distribution of rods and cones on the retina.
I took it, I find it interesting but pretty difficult, It all depends on who you are asking though. :)
The answer is the second choice, because (9) X 3 = 27.
<span>C) Herding animals
The asals are ideal for pastoralist activities. The rotational nature that semi arid areas demand is only ideal with herding activities. In as much as the ecosystem is balanced, the areas are viable options for herdsmen.
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