Q: A point defect can be an atom missing from a site in the crystal known as a what? Choices: - void - deficiency - vacuum - vacancy A:
vacancy

(Question)
Q: What is venus covered in a thick layer of? Choices: - storms - fog - gases - clouds A:
(Answer)
clouds

Ques: Q: What is the name of the body system that fights to protect the body from specific pathogens? Choices: - allergic response - warning system - infectious system - immune system A:
Ans: immune system

(Q).
Q: Although some have suggested that the uvula is what type of organ, it actually serves an important purpose? Choices: - essential - parietal - remnant - vestigial A:
(A).
vestigial

Ques:Q: Ripe fruits are usually red, orange, yellow, or what? Choices: - white - blue - black - purple A:

Ans:purple

Ques:Q: The three classes of elements are metals, nonmetals, and what? Choices: - ionic compounds - molecules - atoms - metalloids A:

Ans:
metalloids