What is the difference between mechanical weathering and chemical weathering?

Which best compares habitat and niche? o niche is a place in which organisms live, and habitat is the way in which an organism fits into its habitat. o habitat is a place in which organisms live, and niche is the way in which an organism fits into its habitat. habitat is a group of organisms that live in an area, and niche is a specific species that lives in that areao niche is a group of organisms that live in an area, and habitat is a specific species that lives in that area.

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

According to this food web which of the following would be considered primary consumers