Question

a. when research is conducted without any funding
b. when there is no personal or financial interest involved
c. when research is conducted with full transparency
d. when personal or financial interests could bias research results

1. which type of model might oversimplify reality by focusing only on specific aspects of a system?

a. physical model
b. computer model
c. mathematical model
d. conceptual model

1. what is the primary purpose of a hypothesis in scientific research?

a. to serve as a final conclusion
b. to make a testable prediction about a phenomenon
c. to summarize previous research
d. to describe a pattern in nature

1. what ethical dilemma is associated with animal testing?

a. ignoring the well - being of animals in research
b. frustrating animals do not participate in research
c. using animals only for minor experiments
d. balancing the potential benefits of research against the ethical treatment of animals

1. what is a significant challenge when using computer models?

a. they are easy to interpret.
b. they are always correct.

Explanation:

Question 12

Conceptual models focus on specific aspects of a system, often oversimplifying reality by abstracting and emphasizing certain elements while ignoring others. Physical models are tangible, computer models use software, and mathematical models use equations—none are as focused on simplifying via specific aspects as conceptual models.

A hypothesis in scientific research is a testable prediction about a phenomenon. It is not a final conclusion (a is wrong), does not summarize research (c is wrong), and a pattern description is a law or observation (d is wrong).

Animal testing ethics involve balancing the research benefits (like medical advances) against ethical treatment (minimizing harm, ensuring welfare). Option a is part of it but d captures the core dilemma. b is incorrect (animals do participate), c is not a dilemma.

Answer:

d. Conceptual model

Question 13