Virus? living or not? if we use the image as an indicator, we might say living because

no

Explanation:

for them to be alive they need to go in a cell so they can make more so that makes them not alive

the match duh

explanation:

sheep is a herbivore animal whereas grasshopper belongs to the class chordates but both of them feed on greens.  

if grasshopper and sheep feeding on a pasture land, i do not think both of them will have any impact on each other. however, the number of the species can make difference. since sheep feed on greens, there is a possibility there left no pasture land for the grasshoppers or they may get extinct.