Which one of the following is a correct food chain
Grasshopper $→$ Grass $→$ Snake $→$ Frog $→$ Eagle
Grass $→$ Grasshopper $→$ Frog $→$ Snake $→$ Eagle
Eagle $→$ Snake $→$ Grasshopper $→$ Grass $→$ Frog
Frog $→$ Snake $→$ Eagle $→$ Grasshopper $→$ Grass
Name an organism found as secondary carnivore in an aquatic ecosystem.
Energy enters into the ecosystem through
In relation to energy transfer in ecosystem, explain the statement "$10$ $kg$ of deer's meat is equivalent to $1$ $kg$ of lion's flesh".
When peacock eats snakes which eat insects thriving on green plants, the peacock is