Q: What is categorized by the forces holding the individual atoms, ions, or molecules together? Choices: - gases - liquids - oils - solids A:
solids

(Question)
Q: Which reaction between alkyl halides and ammonia makes alkylamines? Choices: - nitrogen catabolism - conductive substitution reactions - nucleophobic reactions - nucleophilic substitution reactions A:
(Answer)
nucleophilic substitution reactions

Ques: Q: Which system in the body exchanges gases with the outside air? Choices: - immune - digestive - vascular - respiratory A:
Ans: respiratory

(Q).
Q: Root-like projections anchor adults of what colony-dwelling animals to solid surfaces such as rocks and reefs? Choices: - anemones - corals - molluscs - sponges A:
(A).
sponges

Ques:Q: What forms when tectonic plates move above a hot spot? Choices: - earthquake chain - volcanic system - volcanic setting - volcanic chain A:

Ans:volcanic chain

Ques:Q: The smallest cyclic ether is called what? Choices: - aldehyde - quark - peroxidase - epoxide A:

Ans:
epoxide