When the organic matter in soil decomposes, it creates a layer called topsoil.
Answer:
study a larger sample size than before.
Explanation:
Biodiversity impacts the environment and its stability because one organism depends on the other to survive, it is call the food change. The more biodiversity the healthier the environment.
Shelter: an ecosystem will only provide a certain amount of shelter for its organisms.
Competition: it will be determine by the amount of food available in that ecosystem.
Food: the amount of food available will be a factor on the population an ecosystem will be able to maintain.
Predators: there have to be a balance between predators and prey or food available.
Disease: It will affect the number and health of all the organisms living in the ecosystem.
The following statements which are true about common ancestors include:
- A common ancestor exists when two species are derived from the same ancestral species.
- When two organisms share a common ancestor it means that they are related to some degree.
- The more common ancestors two species share, the more closely they are related.
- Common ancestors show evidence for evolution because they show that all life is related.
<h3>What is a Common ancestor?</h3>
This refers a term used in evolutionary biology when one species is the ancestor of two or more species later in time. Organisms who belong to a common ancestor have similarities.
Common ancestors show evidence for evolution because they show that all life is related thereby making option A,C, D and E s the most appropriate choice.
Read more about Common ancestor here brainly.com/question/1234951
#SPJ1
