Ques: Q: What carbohydrate from fruit juices is a gel-forming substance important in jelly making? Choices: - potassium - gelatin - cellulose - pectin A:
Ans: pectin

Ques: Q: Communication is any way that animals share what? Choices: - water - genes - food - information A:
Ans: information

Ques: Q: Practical limits of van de graaff generators arise because the large electric fields polarize and eventually do what to surrounding materials? Choices: - displace - isolate - decompose - ionize A:
Ans: ionize

Ques: Q: What is the most important muscle involved in the process of breathing? Choices: - mouth - chest - trachea - diaphragm A:
Ans:
diaphragm