An abiotic factor affecting the behavior and survival of birds is the A) length of daylight. B) number of carnivores. C) presence of harmful bacteria. D) size of the insect population.

Hi~~

In order to answer this question, you need to know what abiotic factors are! Abiotic refers to anything that is lifeless.

Look at your choices. B, C, and D are answers that contain life. Therefore, the correct answer is A) length of daylight, since it is

That was just a simple explanation.