JAMB - Geography (2020 - No. 49)
Which of the following food chains is impossible?
Grass→sheep→man
Grass→Toad→grasshopper→rat
Grass→grashopper→toad→snake
Diatoms→euglena→water fleas
คำอธิบาย
The toad cannot consume grass and the grasshopper can't also consume the toad