Q: What is the addition of oxygen to a molecule or the removal of hydrogen from a molecule called? Choices: - precipitation - evaporation - ionization - oxidation A:
oxidation

(Question)
Q: What type of organism has many different specialized cells that work together to carry out life processes? Choices: - single-celled organism - mutated organism - sequenced organism - multicellular organism A:
(Answer)
multicellular organism

Ques: Q: What is the energy that flows as a result of a difference in temperature? Choices: - electricity - polarity - magnetism - heat A:
Ans: heat

(Q).
Q: What is it called when your joints start to wear out and they become stiff and painful? Choices: - adenitis - endometriosis - tendonitis - arthritis A:
(A).
arthritis

Ques:Q: What are gemstones known as when light cannot pass through them? Choices: - inorganic - blocking - protective - opaque A:

Ans:opaque

Q: What term refers to something supplied by nature that helps support life? Choices: - free resource - simple resource - existing resource - natural resource A:
natural resource