Q. The ecosystem exists in a state of 'balance'. Supposing one of the heterotrophs, says the rabbit, multiplies and increases in number suddenly then:
a. The balance will be permanently upset because the rabbits will eat the grass in the system and die of starvation
b. The 'balance' will be restoredby an increase in the wolf population
c. Epidemics will break out in the rabbits and kill all of them
d. Rabbits will starts eating each other
No explanation is available for this question!