Q: Diagnosing and treating cancer is a beneficial use of what potentially dangerous energy? Choices: - thermal - mechanical - solar - radiation A:
radiation

(Question)
Q: Which part of the body has mucus and hair to trap dust and also warms and moistens air so to not harm lung tissue? Choices: - the tongue - the throat - the ear - the nose A:
(Answer)
the nose

Ques: Q: What occurs when groups from the same species stop mating because of something other than physical or geographic separation? Choices: - extinction - complementary speciation - invasive speciation - sympatric speciation A:
Ans: sympatric speciation

(Q).
Q: What are surrounded by a cell wall consisting of peptidoglycan? Choices: - viruses - protozoa - amoeba - bacteria A:
(A).
bacteria

Ques:Q: What kind of joints allow for a wide range of flexibility? Choices: - anchor - pivot - lever - ball and socket A:

Ans:ball and socket

Q: What has increased in the atmosphere throughout the history of the earth? Choices: - nitrogen - wind - carbon - oxygen A:
oxygen