Use information from the paragraph to answer the question. Paragraph : With a higher concentration of hydrogen ions, a solution is more acidic but has a lower pH. Question: If Jim removes hydrogen ions from his solution, what will happen to the level of acidity it will become less acidic or it will become more acidic?
it will become less acidic

Use information from the paragraph to answer the question. Paragraph : Low food supply or a lack of space can lower birth rates, increase death rates, or lead to emigration. Question: If there is more food in a place then more people will live there or die?
live there

Q: Use information from the paragraph to answer the question. Paragraph : Fossils found at the lowest layer of rock would be the oldest, as these would have been buried for the longest time, whereas fossils found closer to the surface would be buried more recently and therefore be younger. Question: Peter found a cool rock very deep below the surface of some dirt. He knew the rock was older or younger?
A: older

Question: Use information from the paragraph to answer the question. Paragraph : However, the melanocytes of people with darker skin produce more melanin. Question: Eric has dark skin and Rita has light skin. Who produces less melanin Eric or Rita?
Answer: Rita

*Question*
Use information from the paragraph to answer the question. Paragraph : In the thermosphere, temperatures increase as altitude increases. Question: Tom is flying at the top of the thermosphere while Rita is flying near the bottom. Who experiences the greatest temperature Tom or Rita?
**Answer**
Tom

Q: Use information from the paragraph to answer the question. Paragraph : Older rocks are at the bottom and younger rocks are at the top. Question: When we dig up rocks the deeper we get the rocks get older or younger?
A: older