Select the correct sequence of grassland food chain trophic level starting from top to bottom.
1
Plankton, Zooplankton, Grasshopper, Mouse, Snake
2
Grass, Grasshopper, Mouse, Snake, Vulture
3
Vulture, Snake, Mouse, Grasshopper, Grass
4
Snake, Mouse, Grasshopper, Zooplankton, Plankton