What do you think happens when there is not enough food available for all of the
animals living in an ecosystem? Write your
answer below.

Competitiveness between species will increase

Explanation:

When there is less resources available to a species that means no every animal can survive so the species will have to compete for survival

Hope this helps :)

b because they naturally adapt to their environment plz mark brainliest

explanation:

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.