The given blank can be filled with the population.
In the basic terms, when a habitat is destructed, then the animals, plants, and other species, which are thriving in a habitat exhibit a diminished carrying capacity. This further results in the decline of populations and thus extinction becomes more expected. Therefore, it can be stated that the greatest danger to organisms and biodiversity is the procedure of habitat loss.
In the fundamental terms, when a natural surroundings is destructed, at that point the creatures, plants, and different species, which are flourishing in a territory show a decreased conveying limit. This further outcomes in the decrease of populaces and along these lines termination turns out to be more anticipated. In this manner, it very well may be expressed that the most serious threat to life forms and biodiversity is the technique of living space misfortune.