Q: Warming conditions and, perhaps, human activities contributed to what fate of many organisms of the pleistocene era? Choices: - overpopulation - accumulation - evolution - extinction A:
extinction

(Question)
Q: Isobaric expansion is a process occurring without a change in what? Choices: - direction - temperature - energy - pressure A:
(Answer)
pressure

Ques: Q: What method do scientists use to answer questions? Choices: - inquisitive method - regulatory method - solutive method - scientific method A:
Ans: scientific method

(Q).
Q: What color is the fungus in blue cheese? Choices: - green - purple - pink - blue A:
(A).
blue

Ques:Q: What is the distance between the nuclei of two identical atoms bonded together called? Choices: - cycle radius - bond radius - sleep radius - atomic radius A:

Ans:atomic radius

Question: Q: Unburned hydrocarbons can more easily be converted to carbon dioxide and water in the presence of a what? Choices: - temperature - methane - Ethanol - catalyst A:
Answer:
catalyst