Question

1. niches and habitats

a habitat is _________________ an organism lives.
a niche is the organisms _________________ or role in the ecosystem.

Explanation:

To answer this, we recall the definitions from Biology (a subfield of Natural Science) related to habitats and niches. A habitat is the physical place (or environment) where an organism lives. A niche is the organism's function (or job, including how it interacts with biotic and abiotic factors) or role in the ecosystem.

Answer:

For the first blank: the place (or environment) where
For the second blank: function (or job, or way of life)