Describe the prairie dog's niche. How does it find shelter and impact the environment?

1.His niche is to dig burrows in grassy plains. It has an impact on the environment because sometimes animals have the same niche and this could unleash competition and the decrease of some populations.  2.By digging up the soil and exposing it to air, as well as burying bones and food, dogs help renew and enrich the environment. But mostly they just don't want Buster, the sneaky neighbor dog, to get their treasured item.

Explanation:

In addition to providing food and shelter to associated species, prairie dog burrows actually enrich the soil and improve vegetation quality because water concentration is able to flow underground. Prairie dogs prefer to create their homes in overgrazed areas so the low vegetation can provide protection from predators.

Explanation:

option a is correct i.e.

explanation:

in context to the membrane of nerve impulse, the outer membrane of neuron is semi permeable that is only sodium ions can pass through the membrane i.e. smaller ions can pass through the membrane while larger ions cannot pass through it.