Q: In what form of matter is hydrogen at room temperature? Choices: - dissolved - liquid - solid - gas A:
gas

(Question)
Q: What two ways may catalyst be classified? Choices: - oxygenated or heterogenous - reactive or nonreactive - fast or slow - homogeneous or heterogeneous A:
(Answer)
homogeneous or heterogeneous

Ques: Q: What class of oxygencontaining compounds is formed by the dehydration of alcohols? Choices: - reagents - sugars - nethers - ethers A:
Ans: ethers

(Q).
Q: As blood glucose levels rise what is released from the pancreas? Choices: - adrenaline - estrogen - hemoglobin - insulin A:
(A).
insulin

Ques:Q: Some mutations lead to new versions of proteins that help organisms adapt to changes in their environment and are essential for evolution to occur. what are these mutations known as? Choices: - superficial mutations - evolutionary mutations - provisional mutations - beneficial mutations A:

Ans:beneficial mutations

Question: Q: What subject is a way of learning about the natural world that is based on evidence and logic? Choices: - evolution - geography - geology - science A:
Answer:
science