Q: Acidity is measured by what physical property? Choices: - k - ps - amp - ph A:
ph

(Question)
Q: The cycle of copper reacting is a good example of what principle? Choices: - law of inertia - conservation of energy - conservation of momentum - conservation of mass A:
(Answer)
conservation of mass

Ques: Q: What is the physical environment in which a species lives and to which it has adapted? Choices: - ecosystem - land mass - farmland - habitat A:
Ans: habitat

(Q).
Q: An enzyme is an organic catalyst produced by what? Choices: - DNA - the liver - amino acid - living cell A:
(A).
living cell

Ques:Q: What is the term for rain that has a ph less than 5, due to carbon dioxide dissolving? Choices: - frozen rain - basic rain - carbon rain - acid rain A:

Ans:acid rain

Question: Q: Drip iirigation requires less water and reduces what? Choices: - moisture - bacteria - sediment - salinization A:
Answer:
salinization