Answer: Anywhere near water (rivers, downstreams, oceans, etc.)
Biotic factors are all of the “alive” factors in the environment which includes all living organisms. Abiotic factors are opposite, are “non alive” factors which may include water,soil,air,rocks,and etc.
Answer:
An organisms niche is it's role in the ecosystem. This includes what it eats and what it's eaten by, and is usually affected by it's habitat.
An organisms habitat is simply where the organism lives.
Answer:
Intraspecific competition
Hope this helps!
From top to bottom, I believe the answers are:
Biologist
Chemist
Geologist
Hydrologist