Question

What would happen if all animals eat only plants

Answer 1

If all animals eat only plant then the population of animals are increasing and our echo system is unbranded. ..

Answer 2

If all the animals on Earth ate only plants, then all the plants from the Earth would be eradicated. If the green cover is gone, then we would have nothing to eat, the balance in nature would be messed, the supply for oxygen would be gone, soil erosion would take place rapidly, and natural disasters could become even more deadlier.