Ques: Q: All planets exhibit the same or nearly the same direction and shape of what path around the sun? Choices: - revolution - ellipse - nucleus - orbit A:
Ans: orbit

Ques: Q: Hydrogen sulfide is a noxious and toxic gas produced from decaying organic matter that contains what? Choices: - tin - methane - helium - sulfur A:
Ans: sulfur

Ques: Q: Introduction genetics is the study of what? Choices: - biology - variability - obesity - heredity A:
Ans: heredity

Ques: Q: What organ creates bile? Choices: - kidney - pancreas - heart - liver A:
Ans:
liver