Q: Pathogenic prokaryotes usually cause illness by producing what? Choices: - ions - insects - organisms - poisons A:
poisons

(Question)
Q: What type of gas is delivered to homes to use for cooking and heating? Choices: - fluid gas - compounded gas - nuetralized gas - natural gas A:
(Answer)
natural gas

Ques: Q: Sugar and starch are examples of what type of nutrient? Choices: - proteins - fat - vitamins - carbohydrates A:
Ans: carbohydrates

(Q).
Q: What is the term for the sudden movement of large blocks of rock and soil down a slope? Choices: - sludge - torrent - hurricane - slump A:
(A).
slump

Ques:Q: One of the fundamental laws of chemistry deals with the fact that we cannot create or destroy what? Choices: - time - protein - stars - matter A:

Ans:matter

Q: While in the lungs, blood gives up carbon dioxide and picks up what element before returning to the heart? Choices: - nitrogen - methane - hydrogen - oxygen A:
oxygen