Q: Nuclear changes occur with a simultaneous release of what, and a slight drop in mass? Choices: - oil - mineral - hydrogen - energy A:
energy

(Question)
Q: Which therapy uses viruses to genetically modify diseased cells and tissues? Choices: - chemotherapy - digestive therapy - oxygen therapy - viral therapy A:
(Answer)
viral therapy

Ques: Q: What are formed when primary pollutants interact with sunlight, air, or each other? Choices: - cross pollutants - typical pollutants - secondary contaminants - secondary pollutants A:
Ans: secondary pollutants

(Q).
Q: Approximately how many billion years ago did our solar system begin? Choices: - four billion - three billion - nine billion - five billion A:
(A).
five billion

Ques:Q: Many cancers, as well as autism, are thought to have what component, which is certainly a factor in asthma? Choices: - emotional - critical - ecological - environmental A:

Ans:environmental

Q: What three things do animals require in order to survive? Choices: - Sex, Love, Food - Shelter, Food and love - Immunity, blood, water - air, water, food A:
air, water, food