Q: Primary alcohols are oxidized to form what? Choices: - alloys - oxides - enzymes - aldehydes A:
aldehydes

Q: What is a symbiotic relationship in which both species benefit? Choices: - detrimental - parasitism - inorganic - mutualism A:
mutualism

Q: Q: Quarks in the middle energy family are found in cosmic rays and are produced in what? Choices: - particle processors - cosmic accelerators - particle splicers - particle accelerators A:
A: particle accelerators

Question: Q: What happens to the density of air as the altitude decreases? Choices: - multiplies - remains the same - increases - decreases A:
Answer: decreases

*Question*
Q: Mammals belong to which class of vertebrates? Choices: - agnathas - chondrichthyes - placoderms - endothermic A:
**Answer**
endothermic

Q: Q: Nearly all weather occurs in the lower part of what? Choices: - the mesosphere - the ionosphere - the lithosphere - the atmosphere A:
A: the atmosphere