You have found a limestone layer with numerous fossil corals, fossil sponges, and other fossils, little or no stratification, an absence of cross-bedding and ripple marks. In which environment was this limestone formed?

You have found a limestone layer with numerous fossil corals, fossil sponges, and other fossils, little or no stratification, an absence of cross-bedding and ripple marks. In which environment was this limestone formed?

answer; an organic reef

Explanation:

An organic reef is a sedimentary rock structure of significant dimensions, erected by and composed almost exclusively of the remains of corals, algae, bryozoans, sponges and other sedentary or colonial organisms.

its 42

i say its d?

the answer is d p: cell, q: organ, r: organ system, s: tissue