Q: The sum of the kinetic and potential energies of a system's atoms and molecules is called what? Choices: - mechanical energy - used energy - stored energy - internal energy A:
internal energy

(Question)
Q: What is the name of the life stage when a child becomes sexually mature? Choices: - adolescence - maturity - adulthood - puberty A:
(Answer)
puberty

Ques: Q: What type of relationship occurs between organisms when one member benefits without affecting the other? Choices: - cooperative - bilateral - parasitic - commensalism A:
Ans: commensalism

(Q).
Q: What type of work called occurs when a system pushes back the surroundings against a restraining pressure? Choices: - shape work - contrast work - retention work - expansion work A:
(A).
expansion work

Ques:Q: Chromosomal alterations are mutations that change what? Choices: - Skeleton Structure - detected structure - discovery structure - chromosome structure A:

Ans:chromosome structure

Question: Q: Ammonia, urea, and uric acid are examples of what kind of waste? Choices: - carbonous - sulphurous - oxygenous - nitrogenous A:
Answer:
nitrogenous