Which one among the following constitute a food chain?
Grass, Insects and Frog
A food chain shows the transfer of energy from producers to consumers in a sequential order. Grass (producer) is eaten by insects (primary consumer/herbivore), which are in turn eaten by frogs (secondary consumer/carnivore), forming a valid trophic sequence. The other options combine organisms that do not follow a single, direct feeding sequence.
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Which of the following constitute a food chain ?
In the nature, which of the following is/are most likely to be found surviving on a surface without soil?
1. Fern
2. Lichen
3. Moss
4. Mushroom
Select the correct answer using the code given below.
