This is not a biology question this is a math question
Answer:
D
Explanation:
it has to be D because its talking about "how does a volcanic ash affect water systems"
Answer:
The answer is:
D.It provides a safe place for offspring to grow.
Explanation:
The survival of offspring is crucial, especially in the bird world.If you lose offspring, there will be no future for your kind because you lost the new ones.
Answer:
D. It is a process of change during which species in a community are established or replaced
Explanation:
Ecological succession is a process that occurs when a community is being established or replaced.
It shows the change in community over time, focusing on the types of plants and the maturity of plants that are in the community.
Primary and secondary succession are the two types of succession. Primary succession shows the process of change in the establishment of a community. Secondary succession shows the change when a community is being replaced.
So, the correct answer is D. It is a process of change during which species in a community are established or replaced
The temperature of the crust ranges from 200° Celsius (392° Fahrenheit) to 400° Celsius (752° Fahrenheit).