Question 1

Which property of life is best illustrated by the sunflower's spiral pattern in the first image?

Accepted Answer

Order

Question 2

The pygmy seahorse in the first image is camouflaged to match its environment. Which property of life does this demonstrate?

Accepted Answer

Evolutionary adaptation

Question 3

In the second image, which process is represented by the step where the DNA sequence is used to create an RNA molecule?

Accepted Answer

Transcription

Question 4

Which of the following best describes the movement of energy and chemicals in an ecosystem?

Accepted Answer

Energy flows one way through an ecosystem, while chemicals cycle within it.

Question 5

Which of the following is an example of negative feedback regulation in biology?

Accepted Answer

Blood glucose regulation by insulin

Question 6

Which two domains of life are prokaryotic?

Accepted Answer

Bacteria and Archaea

Question 7

According to Darwin's theory, what is the mechanism that drives evolution?

Accepted Answer

Natural selection

Question 8

In the evolutionary tree of Galapagos finches (third image), what does each branch point represent?

Accepted Answer

A common ancestor shared by descendant species

Question 9

Which of the following best describes a scientific hypothesis?

Accepted Answer

A testable and falsifiable explanation for an observation

Question 10

Which of the following is NOT a characteristic that distinguishes a scientific theory from a hypothesis?

Accepted Answer

A theory is a guess with little supporting evidence.

Question 11

Which of the following is an example of emergent properties?

Accepted Answer

The ability of a heart to pump blood, which arises from the interaction of cardiac cells

Question 12

Which of the following best describes the difference between quantitative and qualitative data?

Accepted Answer

Quantitative data are numerical and can be graphed; qualitative data are descriptive and observed.

Question 13

Which of the following is an example of positive feedback regulation?

Accepted Answer

Blood clotting after an injury

Question 14

Which of the following is NOT a property of all living things?

Accepted Answer

Ability to photosynthesize

Question 15

Which step in the central dogma of molecular biology is represented by the process where mRNA is used to assemble a chain of amino acids?

Accepted Answer

Translation

Question 16

Which of the following best explains why a scientific hypothesis cannot be proven?

Accepted Answer

There may always be alternative explanations that have not been tested.

Question 17

Which of the following is an example of a controlled experiment?

Accepted Answer

Testing the effect of a drug by giving one group the drug and another group a placebo, keeping all other conditions the same

Question 18

Which of the following is the correct sequence of biological organization from largest to smallest?

Accepted Answer

Biosphere, ecosystem, community, population, organism, organ system, organ, tissue, cell, organelle, molecule

Question 19

Which of the following is NOT a unifying theme of biology?

Accepted Answer

All living things are multicellular.

Question 20

Which of the following best describes gene expression?

Accepted Answer

The process by which information from a gene is used to synthesize a functional product, such as a protein

Chapter 1: Evolution, Themes of Biology, and Scientific Inquiry – Guided Study Notes

스터디 가이드 - 연습 문제