Q: What are sores in the lining of the stomach or duodenum that are usually caused by bacterial infections or acidity? Choices: - lesions - clots - hernia - ulcers A:
ulcers

(Question)
Q: What are used to lift large masses of magnetic materials such as scrap iron, rolls of steel, and auto parts? Choices: - Glue - Tape - screws - electromagnets A:
(Answer)
electromagnets

Ques: Q: Cancer occurs most often in adults over what age? Choices: - twenty - thirty - seventy - fifty A:
Ans: fifty

(Q).
Q: What type of invertebrates where the earliest animals? Choices: - cnidaria - arachnids - annelids - aquatic invertebrates A:
(A).
aquatic invertebrates

Ques:Q: What kind of fats have been implicated in the presence of heart disease? Choices: - plant fats - animal fats - key fats - trans fats A:

Ans:trans fats

Ques: Q: Molar mass is equal to density multiplied by what? Choices: - molar energy - molar weight - molar gravity - molar volume A:
Ans:
molar volume