Answer: Index fossils are used to identify layers of rocks. The layers will form an arrangement that relates to their age. In simpler terms, a layer that contains fossils are unique to that certain layer.
Index fossils are fossils that are mostly used by scientists due to it being easily found anywhere around the world and in abundant amounts. It can also be easily identified since they are fossils of widely varied organisms that lived during one short time period.
The roundworm's body is a function of a parasite because it gets stronger when it eats digested food in animal's body and that harms the animal. T<span>hey are in the same body and the parasite lives on the host.</span>
The stimuli plants respond to will be found in the environment. Example....plants grow towars the sun.
Strong bases
Explanation:
KOH, CsOH and Ca(OH)₂ are all strong bases because they dissociate completely in aqueous solution.
A base is a substance that produces excess hydroxyl ions in aqueous solutions.
Strong bases would dissociate completely when in solution.
Bases of alkali and alkali earth metals are classified as strong because they exhibit full ionic characteristics.
They give full metals ions and hydroxide in solution.
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