A biotic factor which affects the distribution and abundance of organisms in a terrestrial habitat is
- temperature
-
competition
- pH
- light
The correct answer is: B
Explanation
Competition is considered a biotic factor that can significantly affect organisms in a terrestrial habitat, as it involves interactions between living organisms within an ecosystem, like plants and animals competing for resources like food, water, or space. Other factors such as sunlight, temperature and pH in the option are abiotic factors.