4. Gene Pool is not a mechanism, thus your answer!
Answer: All of these are true (besides the one that says that none are true...).
Explanation:
The ecological succession is a slow change in the living community of the ecosystem along with the changes occurring in the non-living environment until the ecosystem attains stability.
The primary succession can be defined as the initial level of succession. This succession begins in the primitive environment. The soil develops after the weathering process of rocks.
The secondary succession begins in the region where life forms existed before and the area begin damaged by the catostrophic event like forest fire, earthquake and other type of calamities. Some remaining plant parts can give birth to the entire colony of plants.
Answer:
Limit the number of nets that can be used per area or day
Limit the number of fish that can be caught per day
Explanation:
one out of these two could be the answer but I have a strong feeling the limiting the number of nets that can be used per area or day
Febrile seizures are those that occur in young children during a particularly high fever. While these are usually harmless, they are frightening. The child should be seen by a doctor to rule out other causes.
Answer:
D.the movement of air currents by conversation cells
